1.选择题- (共17题)
11.如图为一组合几何体,其底面ABCD为正方形,PD⊥平面ABCD,EC∥PD且PD=AD=2EC=2.
(I)求证:AC⊥平面PDB;
(II)求四棱锥B﹣CEPD的体积;
(III)求该组合体的表面积.
13.
“歼20”是我国自主研制的新一代隐身重型歼击机,具有卓越的机动性能,一架匀速升空的飞机,动能{#blank#}1{#/blank#},势能{#blank#}2{#/blank#};当它在空中加速向下俯冲时,动能{#blank#}3{#/blank#},重力势能{#blank#}4{#/blank#}.(选填“增大”、“不变”或“减小”)
14.如图在三棱锥S﹣ABC中,△ABC是边长为2的正三角形,平面SAC⊥平面ABC,SA=SC= {#mathml#}{#/mathml#} ,M为AB的中点.
(I)证明:AC⊥SB;
(Ⅱ)求点B到平面SCM的距离.
2.单项选择- (共16题)
18.
__________ English has changed a lot over time and __________ English spoken between about AD 450 and 1150 was quite different.
A./; the | B./; / | C.The; / | D.The; the |
19.
Bill’s fully ____ from his heart disease. He is very happy.
A.suffered | B.returned | C.resulted | D.recovered |
20.
You have no idea what I’ve had to ______ during the last few months.
A.come through | B.go through | C.cut through | D.get through |
22.
Tom ____ skating, so he spends all his spare time on it.
A.is popular with | B.is concerned about |
C.is proud of | D.is crazy about |
23.
Having retired(退休), he ________ the club for old men and plays chess every day there.
A. takes part in B. joins in
C. attends D. joins
A. takes part in B. joins in
C. attends D. joins
24.
As he was about to go out to search for Mary, she happened ____.
A.to coming in | B.to come in | C.came in | D.to have come in |
25.
There is no ______ swimming-pool in this school and the students often go to swim ______.
A.indoors; outdoors | B.indoor; outdoor | C.indoor; outdoors | D.indoor; indoors |
26.
Neither of them knows the difference ________ the two and neither can we tell one ________the other.
A.between; between | B.among; from | C.among; between | D.between; from |
29.
Some students have trouble grammar while others have difficulty new words.
A.in;remember | B.for;to remember |
C.on;remembering | D.with;remembering |
30.
— What did Tina say just now?
— She asked ____ this summer holiday.
— She asked ____ this summer holiday.
A.whether could you teach her dance |
B.that whether you could teach her dance |
C.if could you teach her dance |
D.if you could teach her dance |
31.
Are you sure _______ in a million years?
A.what man will look like | B.what will man look like |
C.man will look like what | D.what look will man like |
32.
While ____the dog, you should take care not to ____.Otherwise, it may be dangerous to strangers.
A.walking; get loose | B.walk; be loose |
C.walking for; get it loose | D.training; get it run |
试卷分析
-
【1】题量占比
选择题:(17道)
单项选择:(16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:16
7星难题:0
8星难题:0
9星难题:0