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【简答题】
阅读理解。 Almost everyone in the world uses oil (石油) in some way. Without oil, the world will stop, so men look for it everywhere. Oilmen drill for oil in deserts (沙漠), in mountains and under the sea. Quite often they find nothing, but the search (寻找) for oil always goes on. Oil is very important because none of our machines can run without. Big ships carry oil everywhere. Perhaps the oil in your bicycle or in your father's car has come from somewhere far away. Perhaps it has come from Iraq (伊拉克) or Venezuela(委内瑞拉). Cars and bicycle need oil, so do many other things. How many things can you name? 1.______ oil some way in the world. A.Most people use B.Hardly anyone uses C.All people use D.Few people use 2.The underlined word'drill' means______. A.操练 B.练习 C.钻探 D.开采 3. Oilmen sometimes find oil______. A.in deserts B.in mountains C.under the sea D.A, Band C 4. Oilmen _____oil all the time. A.look up B.look for C.look into D.look out 5. The sentence 'Big ships carry oil everywhere' tells us______. A. oil comes from everywhere B.oil comes from big ships C. oil is needed everywhere D.big ships need oil everywhere
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参考答案:
举一反三
【判断题】在电视时代,广告被认为是一种利用动态图像传递信息的推销巨人。
A.
正确
B.
错误
【单选题】下列各物质在片剂中起润湿剂作用的是( )
A.
聚维酮
B.
乳糖
C.
交联聚维酮
D.
E.
硬脂酸镁
【单选题】用积分法建立动力学方程,如果用 C A0 -C A 对时间 t 作图,得到一条直线,则该反应的级数为( )。
A.
0
B.
1
C.
2
D.
3
【单选题】在我看来,课外活动和学业同样重要。
A.
On my opinion, curricular activities are as important as academics.
B.
In my opinion, extracurricular activities are as important as academics.
C.
For my opinion, curricular activities are as important as academics.
D.
With my opinion, extracurricular activities are as important as academics.
【单选题】向量组I: ;可由向量组II: 线性表示,则( )
A.
当 时,向量组Ⅱ必线性相关
B.
当 时,向量组Ⅰ必线性相关
C.
当 时,向量组Ⅰ必线性相关
D.
当 时,向量组Ⅱ必线性相关
【单选题】设向量组I : 可由向量组II: 线性表示,则( ).
A.
当r
B.
当r>s时向量组II必线性相关
C.
当r
D.
当r>s时向量组I必线性相关
【判断题】立井,暗立井,上山都属于垂直巷道。
A.
正确
B.
错误
【单选题】设向量组I: 可由向量组II: 线性表示,则( )。
A.
当 时,向量组Ⅱ必线性相关
B.
当 时,向量组Ⅱ必线性相关
C.
当 时,向量组Ⅰ必线性相关
D.
当 时,向量组Ⅰ必线性相关
【简答题】简述利用磷酸盐缓冲液或磷酸钙,为何能保持培养基pH值的稳定性?
【单选题】Dawn flies regularly between Atlanta and Los Angeles. She almost always uses Delta Airlines and has lots of Delta Sky Miles credit (Delta's frequent flyer program). Still, she uses an online fare comp...
A.
a compensatory decision rule
B.
a noncompensatory decision rule
C.
decision heuristics
D.
social factors
E.
temporal factors
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