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【单选题】
跨度为6m混凝土强度为C30的现浇混凝土板,当混凝土强度至少应达到时方A.
除底模（ ）
B.
15N/mm2
C.
21N/mm2
D.
22.5N/mm2
E.
30N/mm2
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【简答题】YoYo Ma was born in 1955 to Chinese parents living in Paris. He began to study the cello with his father at four. A year later, when he was 36 years old, he gave his first concert. The family soon mov...
【单选题】According to the talk, what will happen to the student if he has no assistantship?
A.
His family will pay for his study.
B.
He will not be able to afford his study.
C.
He can get some scholarship.
D.
He can get some fellowship.
【单选题】waht can we infer from the clip?
A.
many people chose not to celebrate Valentine's Day because it is quite commercialised
B.
the electronic ways become more popular than those traditional ways of celebration
C.
many people still think it's always good to give each other presents on Valentine's Day
D.
many people think that Valentine's Day has lost its original significance
【简答题】阅读理解。 This is time of year when we think about giving and receiving presents. Can you find a little extra to give? On this page we suggest a few organizations you might like to help. Littleton Childre...
【简答题】阅读理解 This is time of year when we think about giving and receiving presents. Can you find a little extra(额外的东西)to give? On this page we suggest a few organizations you might like to help. Littleton Ch...
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