广东省广州市荔湾区2019-2020学年七年级上学期期末数学试题

适用年级:初一
试卷号:583004

试卷类型:期末
试卷考试时间:2020/2/11

1.单选题(共3题)

1.
下列计算正确的是(   )
A.3a+2a=5a2B.3a-a=3C.2a3+3a2=5a5D.-a2b+2a2b=a2b
2.
单项式的系数和次数分别是(  )
A.-9,6B.9,6C.-1,6D.-9,3
3.
解方程,去分母得(  )
A.B.
C.D.

2.选择题(共2题)

4.

用所给词的适当形式填空

①I{#blank#}1{#/blank#} (have/has)told him the news.

②She{#blank#}2{#/blank#} (have/has)come back from school.

③Did you{#blank#}3{#/blank#} (won/win)the first prize yesterday?

④There is a farmer{#blank#}4{#/blank#} (called/calling)Tom.

⑤It doesn’t need{#blank#}5{#/blank#} (to be/being)true.

⑥Her job is{#blank#}6{#/blank#} (to clean/cleaned)the streets.  

⑦I{#blank#}7{#/blank#} (beat/won)him in the tennis game yesterday.

⑧ Has he{#blank#}8{#/blank#} (visited/visiting)the Great Wall?

⑨I can’t afford{#blank#}9{#/blank#} (buying/to buy)the building.

⑩ Class begins.  Stop{#blank#}10{#/blank#} (talking/to talk).

5.

用所给词的适当形式填空

①I{#blank#}1{#/blank#} (have/has)told him the news.

②She{#blank#}2{#/blank#} (have/has)come back from school.

③Did you{#blank#}3{#/blank#} (won/win)the first prize yesterday?

④There is a farmer{#blank#}4{#/blank#} (called/calling)Tom.

⑤It doesn’t need{#blank#}5{#/blank#} (to be/being)true.

⑥Her job is{#blank#}6{#/blank#} (to clean/cleaned)the streets.  

⑦I{#blank#}7{#/blank#} (beat/won)him in the tennis game yesterday.

⑧ Has he{#blank#}8{#/blank#} (visited/visiting)the Great Wall?

⑨I can’t afford{#blank#}9{#/blank#} (buying/to buy)the building.

⑩ Class begins.  Stop{#blank#}10{#/blank#} (talking/to talk).

3.填空题(共1题)

6.
如图,射线OA的方向是北偏西65,射线OB的方向是南偏东20,则的度数为_______.

4.解答题(共3题)

7.
已知A=, B=
(1)化简A-2B;
(2)若,求A-2B的值.
8.
将一副三角板按如图所示位置摆放,其中∠α与∠β一定互余的是(  )
A.B.C.D.
9.
列方程解应用题:
某车间有84名工人,平均每人每天加工大齿轮16个或小齿轮10个,已知1个大齿轮和2个小齿轮配成一套,问分别安排多少名工人加工大小齿轮,才能刚好配套?一共可以配成多少套?
试卷分析
  • 【1】题量占比

    单选题:(3道)

    选择题:(2道)

    填空题:(1道)

    解答题:(3道)

  • 【2】:难度分析

    1星难题:0

    2星难题:0

    3星难题:0

    4星难题:0

    5星难题:0

    6星难题:0

    7星难题:0

    8星难题:0

    9星难题:7