1.选择题- (共11题)
1.如图,O为总信号源点,A,B,C是三个居民区,已知A,B都在O的正东方向上,OA=10km,OB=20km,C在O的北偏西45°方向上,CO=5 {#mathml#}{#/mathml#} km.
2.如图,O为总信号源点,A,B,C是三个居民区,已知A,B都在O的正东方向上,OA=10km,OB=20km,C在O的北偏西45°方向上,CO=5 {#mathml#}{#/mathml#} km.
6.若向量 {#mathml#}{#/mathml#} ,在函数 {#mathml#}{#/mathml#} 的图象中,对称中心到对称轴的最小距离为 {#mathml#}{#/mathml#} ,且当 {#mathml#}{#/mathml#} 的最大值为1.
(Ⅰ)求函数f(x)的解析式;
(Ⅱ)求函数f(x)的单调递增区间.
7.如图,在△ABC中,AB=AC=3,cos∠BAC= {#mathml#}{#/mathml#} , {#mathml#}{#/mathml#} =2 {#mathml#}{#/mathml#} ,则 {#mathml#}{#/mathml#} • {#mathml#}{#/mathml#} 的值为{#blank#}1{#/blank#}.
2.单项选择- (共9题)
12.
I had ______ quarrel with my deskmate yesterday but she made ______ apology to me later.
A.the; an | B.a; the | C.the; the | D.a; an |
13.
His first book ______ next month is based on a true story of his family.
A.published | B.to be published | C.to publish | D.being published |
14.
The Internet has become increasingly popular, ______ us to see as well as to hear all kinds of programmes.
A.to allow | B.allowing | C.allowed | D.having allowed |
15.
-- What do you think of Miss Wang, your English teacher?
-- She’s very ______ to our need for encouragement.
-- She’s very ______ to our need for encouragement.
A.sensitive | B.creative |
C.attractive | D.imaginative |
16.
People who are ______ modern city life may think it is rather dull to live in the countryside.
A.in honor of | B.in charge of | C.in favor of | D.in control of |
17.
A murderer has escaped from prison, so a nationwide search for him is ________.
A.on the way | B.in a way |
C.in the way | D.under way |
18.
Several teachers and students are working together to find ______ they hope will be the easiest way to solve this problem.
A.which | B.that | C.what | D.as |
19.
-- Your spoken Russian is so good. Have you been abroad?
-- Yes. I ______ in Russia for two years.
-- Yes. I ______ in Russia for two years.
A.stay | B.stayed | C.had stayed | D.have stayed |
20.
-- Will the weather be all right for our picnic this weekend?
-- No, ______ we are lucky. The newspaper says it’ll be rainy anyway.
-- No, ______ we are lucky. The newspaper says it’ll be rainy anyway.
A.if | B.as | C.though | D.unless |
3.完形填空- (共1题)
试卷分析
-
【1】题量占比
选择题:(11道)
单项选择:(9道)
完形填空:(1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:9
7星难题:0
8星难题:1
9星难题:0