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【单选题】
1立方米的混凝土中，其各组成成分的质量比为水泥：砂：石子：水=324：646：1255：175，其砂率为（ ）。A.
646/(324+646+1255+175)
B.
646/(646+1255)
C.
(646+1255)/(324+646+1255+175)
D.
646/1255
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【单选题】passage four：questions 36～40 are based on the following passage. Some houses are designed to be smart. Others have smart designs. An example of the second type of house won an Award of Excellence from...
A.
to be easily reinforced
B.
to look smarter in design
C.
to meet stricter building standards
D.
to be designed in the shape of cubes
【单选题】The sentence “ I am a tedious oddity: a father he is obliged to listen to and a man absorbed in the rules of grammar, which my son seems allergic to. ” can be best explained as "______"
A.
I am a n interesting and strange father, who he has to listen to; I am also the one who pays lots of attention to grammar rules, which my son doesn't seem to like.
B.
I am a boring and strange father, who he has to listen to; I am also the one who pays lots of attention to grammar rules, which my son doesn't seem to like.
C.
I am a boring and strange father, who he has to listen to; I am also the one who pays lots of attention to grammar rules, which my son seem s to like very much .
【单选题】In "a father he is obliged to listen to", who does "he" refer to?
A.
the father
B.
the son
C.
a student
D.
a tourist
【单选题】Our task is______a comprehensive plan to, meet those needs.
A.
to designing
B.
design
C.
designed
D.
to design
【单选题】The new bridge ________ by the end of last month.
A.
has been designed
B.
had been designed
C.
was designed
D.
would be designed
【简答题】People are being invited to sit down to eat with their neighbors in a nationwide lunch party designed to promote community spirit. The Big Lunch is the idea of the Eden Project in Cornwall. It aims to...
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