單項選擇題Before she left on the trip, she（）hard.

A.trained
B.has trained
C.would trained
D.had trained


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1.單項選擇題Be sure to（）your wife when you come here this evening.

A.bring
B.take
C.get
D.carry

2.單項選擇題A lecture hall is（）where students attend lectures.

A.there
B.which
C.one
D.that

3.單項選擇題After（）the bid, major construction began in Beijing.

A.win
B.wining
C.winning
D.won

4.單項選擇題Ann is studying（）at university.

A.politic
B.politics
C.politician
D.political

5.單項選擇題After（）the shopping list, I found that I forgot to buy salt.

A.examining
B.testing
C.checking
D.seeing