30. The No. 5 subway line, ______in October, 2007, has greatly improved the traf

题型：不详难度：来源：

30. The No. 5 subway line, ______in October, 2007, has greatly improved the traffic conditions in Beijing.

A．opened

B．was opened

C．being opened

D．to be opened

答案

解析

略

举一反三

13. – Why does he look so worried?
-- His dad got_________in an accident.

A．to be hurting

B．hurt

C．hurting

D．to hurt

题型：不详难度：| 查看答案

20. The flu is believed________by viruses.

A．causing

B．being caused

C．to be caused

D．to cause

题型：不详难度：| 查看答案

21._____by a desire to learn, he was not interested in children’s play and adventure when he was young.

A．Driven

B．Driving

C．To drive

D．To be drive

题型：不详难度：| 查看答案

Although she managed to buy some medicine, the instructions on the bottle really made her .

A．confusing; confused	B．confused; confused
C．confused; confused	D．confusing; confusing

题型：不详难度：| 查看答案

--- Why are the students working so hard these days?
--- ready for the coming entrance examination.

A．To get

B．Get

C．Getting

D．Got

题型：不详难度：| 查看答案