Up till now, more than 120 world-famous enterprises ______ companies in Tianjin

题型：不详难度：来源：

Up till now, more than 120 world-famous enterprises ______ companies in Tianjin Binhai New Area.

A．have established

B．established

C．will establish

D．have been established

答案

解析

略

举一反三

The teacher would rather the boy ________ what she demands ________ him to set the bird ________ free .

A．to do ; of ; caught alive	B．did ; from ; being caught living
C．had done ; for ; caught lovely	D．did ; of ; caught alive

题型：不详难度：| 查看答案

The car ________ on the way , consequently ________ .

A．was stuck in the mud ; which led to Jack to miss the train

B．was caught in the mud ; and led Jack’s missing the train

C．was held up in the traffic ; leading to Jack’s missing the train

D．was held back in the traffic ; it led to Jack’s missing the train

题型：不详难度：| 查看答案

The person ________ the murder and he is ________ to be sentenced .

A．is involved with ; possibly	B．is involved in ; likely
C．is involved in ; probable	D．involves ; likely

题型：不详难度：| 查看答案

The student’s behavior cost the teacher a steepless night . He never thought his student ______ computer games for a whole class .

A．played

B．was playing

C．had been playing

D．would play

题型：不详难度：| 查看答案

Since the 1980s, it ______ possible to listen to British and American English at the flick of a switch.

A. is	B. has been
C. had been	D. was

题型：不详难度：| 查看答案