(单选题)7: When did you arrive in Beijing?        - __________. A:  nobody informs me.                   ...

(单选题)1: The engineers are planning to ______________ oil with some kind of material for the engine. A: substitute B: place C: replace D: instead ...

(单选题)15: He has__ books in his study. A: severalthousands B: somethousandsof C: somethousands D: somethousandof ...

(单选题)9: There are_________ of visitors to Kunming. A: tensofthousands2000 B: abouttenofthousands C: aboutthreethousands D: aboutthreethousand ...

(单选题)3: They sold __boxes of such sweets last week. A: four dozen B: four C: four dozen of ...

(单选题)17: Either you or the headmaster __the prizes for these gifted students at the meeting. A: ishandingin B: aretohandout C: arehandingin D: istohandout ...

(单选题)11: He behaves so rudely that Mary decided to __________ him. A: neglect B: careless C: ignore D: inquire ...

(单选题)5: Choose the best topic sentence from the group below. A: More and more students have part-jobs out of campus. B: The population of university students having part-time jobs is increasing quickly. C: Part-time jobs can foster un...

(判断题)34: 群桩基础中的各桩的承载力发挥和沉降性状往往与相同情况下的单桩有显著差别，这种现象称为群桩效应 A: 错误 B: 正确 ...

(判断题)28: 布桩时群桩横截面的形心尽可能与竖向永久荷载的作用点重合 A: 错误 B: 正确 ...