人教547上数学第1次月考第11章_初中全科目《第一次月考试卷》7-9年级上册_2026版初中《第一次月考》7年级上册（八科全套）（人教、北师等多版本）_7年级数学上

120 120
1
2
3
4 11
5 0.7
30
10 3 30
3
1 3 21325 =0 2 3 5 120
A 1 B 2 C 3 D 4
2 2 4 1
A 2 40.5 1 B 2 410.5
C 2 40.5 1 D 2 410.5
3
A  3 3 B  
C   D  21    21  
2 4 7
4 2 
3 6
A 222 4 7 B 1222 4 7
C
1222 4 7
D
122 4 7
5 11 23 3
1
A 11 B 8 C 7 D 6
6 *  3 2 *3 228
22 34 34
A 2 B  C D 
7 11 7
1 197 40 10 43
10 2
2 40 1043 2 40 1043 2 
40 43
10 2
 43  2
40 43
A B C D
8
12
8 6
A 9 B 10 C 13 D 14
9 1 
4 2
4 3
151
A 49 B 50 C 51 D 52
1
10 1 1
3
2 2
A 1 B  C 1  D
9 9
90
8 3 24
11 3 2 310 ________
2 1912 3 20 5 40
________
1
13 4 2 13 1 2  _________
2
14   2 ______
2 7
15 7 2 7
126 12620 0 7 126 7 1001 1001298
9827 7 7 1001 7 364______
7 2 7 7
______
1 9
16   ______
2 2
17 800
3 / 2 / ______ 300
3 1
18  5
2
1 2 ___________
2
___________
8 66
19 6
3 5
(1) 0.25 
4 8
(2)1.5 0.81518
2 2
(3)  :0.1.
3 5
4 1
20 7 2 5 2
3 2
3 1921 7 100 80
70 110 140 / 150 /
200 / 80 / 25900 .
(1)
10
(2) 100 __________
(3) .
2 1 
22 7  1 1
3 2
6 4
23 8 40 2 5
10 5 . 4
3
(1)
(2)
4 1924 9
3 3 3 3
4 4 1,7 7 1,   1
5 5 4 4
 3  3
 ,  4,  7, 
 5  5
 1
(1) 2,1 2,  ______
 3
(2)
 ,3
(3)
 ,8 8, 
25 10 12
2
(1) ______ ______
(2) 2
1
2  4
26 12 10 19
1000
0.2 5 8 6.2
5 19(1)
(2)
0.7mm 0.5mm
1 1.5
880
(3)
6 19120 120
1
2
3
4 11
5 0.7
30
10 3 30
3
1 3x21325 x=0 2x3y5 120
x
A 1 B 2 C 3 D 4
A
3x21325 2
x=0 1
2x3y5 1
3 3
120
x x
1
A
2 x 2 4 x 1
A 2x40.5x1 B 2x410.5x
C 2x40.5x1 D 2x410.5x
B
2x40.5x1
A 2x40.5x1 x 2 4
B 2x410.5x 1
C 2x40.5x1 x 1
7 19D 2x410.5x x 2 4 x 1
B.
3
a b
A ab a3b3 B  ab
c c
C xaxb ab D a  c21  b  c21  ab
C
A ab a3b3
a b
B  ab
c c
C xaxb x0 ab
D a  c21  b  c21  ab
C
2x4 x7
4 2 
3 6
A
222x4x7
B
1222x4x7
C
1222x4x7
D
122x4x7
C
6
122(2x4)(x7)
C
5 11 23 3
1
A 11 B 8 C 7 D 6
D
x
3x11x23
x6
D
6 a b a*ba3b 2x*3x228 x
22 34 34
A 2 B  C D 
7 11 7
A
8 19a*ba3b
2x*3x228
2x33x228
2x9x628
2x9x286
11x22
x2
A
7 m n 40 10 43
n10 n2
2 40m1043m2 40m1043m2 
40 43
n10 n2
 43mn2
40 43
A B C D
C
40m1043m2 43mn2
n10 n2

40 43
C
8
a
12
8 6 a
A 9 B 10 C 13 D 14
C
m 12 n
x y b
8 6 a
9 1986a12 y6 86aabn 86amx8 m12nmx8
ya4 n10 ma8 x14 b4
a8a4a86a
a13
C
9 1 O
4 2
4 3
151
A 49 B 50 C 51 D 52
B
4131
7231
10331
n (3n1)
3n1151
n50
151 50
B
1
10 x 1 y 1 y
3
x
2 2
A 1 B  C 1  D
9 9
10 19A
12
2xa 21a
 x1 y1 y 1
3 3
a1
2x1
y y=3x+1
3
1
y
3
1 2x1
x2  x1
3 3
1 9
x2 3x1 x 2
3 2
1
 y x 1
3
A
90
8 3 24
11 3x2m310 x m________
2
3x2m310 x
2m31
m2
2
12 3 20 5 40
x ________
3x205x40
x 3x205x40
3x205x40
1
13 x 4ax2x13 x1 2a _________
a
3
1
x1 4ax2x13 4a213 a
2
1  1
2a 2 23
a  2
3
x mx2
14 x  n 2mn ______
2 7
11 192
x mx2
 n x mx  n
2 7
  m x n
x mx2
 x  n
2 7
7 2
  m n  m n
2 7
 mn     2
15 7 2 7
126 12620 0 7 126 7 1001 1001298
9827 7 7 1001 7 364______
7 2 7 7
______
287
364228 2874
364 7
x 210x726x
6x 7 x8 x1
217 287 287
287
ax1 9
16 x x a ______
2 2
8
ax1 9 10
x ax12x9 a2x10 x
2 2 a2
ax1 9 10
x x x
2 2 a2
a a21 a25
a1 3 7 3
13738
8
17 A B 800 A B
3 / 2 / ______ 300
100 220
12 19x 300
3x2x300800 x100
3x2x300800 x220.
100 220
3x1
18 x  5
2
1 2 ___________
2
___________
1 x5 2 1 4
3x1
1 25
2
3x1410
3x1041
3x15
1 x5
x5
3x1
2 a a5
2
3x12a10
3x102a1
3x112a
112a 3
a 1 4 1 4
1 4
8 66
19 6
3 5
(1) x0.25x
4 8
(2)1.5x0.81518
x2 2
(3)  :0.1.
3 5
3 5
1 x0.25x
4 8
3 1 5
x x
4 4 8
13 191 5
x
2 8
5
x ........................................................................................................................2
4
2 1.5x0.81518
1.5x1812
1.5x30
x=20 ......................................................................................................................4
x2 2
3  :0.1
3 5
x2
4
3
x212
x122
x10 .......................................................................................................................6
x4 1
20 7 x 2x5a x 2 a
3 2
2x5a
a5
x ............................................................................................................2
2
x4 1
2
3 2
23
x ..............................................................................................................4
2
a5 23

2 2
a28 ...........................................................................................................7
21 7 100 80 A B A
70 B 110 A B 140 / 150 /
A B 200 / 80 / 25900 .
(1) A x x
A x
B x10
(2) x 100 __________
(3) A .
14 191 1 A x B (100x)
A (70x) B (x10)
A x 70x
B 100x x10
70x 100x ....................................................................................2
2 100 140x150(100x)10x15000
10x15000 .........................................................................................4
3 140x150(100x)200(70x)80(x10)25900
130x39000
x30....................................................................................................................6
A 30 .......................................................7
2x1 xa
22 7 x  1 1
3 2
6 x4 a
x4 4x23x3a1 a1 .........................................2
2x1 x1
 1 .....................................................................................3
3 2
22x13x16
...............................................................................4
4x23x36 .......................................................................................5
4x3x326 ...........................................................................................6
x=1 ...............................................................................................7
23 8 40 2 5
10 5 . 4
3
(1)
(2)
1 x 2x5
x2x540
15 19x15 ............................................................................................................2
2x525 ........................................................................................................3
25 15 ....................................................................4
2 y 40y
310y 4540y
y16 ...........................................................................................................6
40 y24 ............................................................................................................7
16 24
.............................................................8
24 9
3 3 3 3
4 4 1,7 7 1, abab1
5 5 4 4
 3  3
a,b 4,  7, 
 5  5
 1
(1) 2,1 2,  ______
 3
(2) x,3 x
(3)
m,8 8,m
1 213,2111
21211
2,1
...................................................................................1
1 2 1
2 1 2 1
3 3 3
 1
2, 
 3
 1
2,  ...................................................................................................2
 3
2
x,3
x33x1
1
x ..................................................................................................................4
2
3
8,m
16 19
m,8
m88m1
9
m ..................................................................................................................6
7
9 65 79
m 8m ,8m1
7 7 7
8m8m1
...................................................................................................8
8,m
...........................................................................9
25 10 A B A B a b AB12
O AB OA2OB
(1)a______ b______
(2) P Q A B P 2 Q
1 t P Q P Q
t 2OPOQ4
1 AB12 OA2OB AO8,OB4
A 8 B 4
a8,b4...............................................................................................................3
2 0t4 1
AP2t,BQt
1 AO8,OB4 OP82t OQ4t
2OPOQ4
8
2(82t)(4t)4 t  1.6 ................................................................5
5
P Q 2
AP2t,BQt AB12
2t12t t12 .....................................................................................7
4t12 3
17 19AP2t,BQt
1 AO8,OB4
OP2t8,OQ4t
2OPOQ4 2(2t8)(4t)4
t8.................................................................................................................9
t 1.6 8 2OPOQ4 ...................................................10
26 12 10 19
1000
0.2 5 8 6.2
(1)
(2)
0.7mm 0.5mm
1 1.5
880
(3)
a
a
1 x (x+0.2)
5x0.28x6.2 x0.4
x0.20.6 ..........................................................................................................2
0.4 0.6 ..................................3
2 y y 10002y
0.7mm
0.4y0.610002yy880
y14001000 .............................................................................5
0.5mm
0.4y0.610002y1.5y880
y400
18 19...............................................................7
10002y 1000800200
400 200 ....................8
3 m 2m 10003m T
T 0.42m0.610003mam0.8m6001.8mam
0.8a1.8m600
............................................................................................10
T m 0.8a1.80
a1 T 600
a 1 600 ...............................12
19 19