27．It was the President himself______ opened the door．A．who B．whenC．whichD．where

题型：不详难度：来源：

27．It was the President himself______ opened the door．

A．who

B．when

C．which

D．where

答案

解析

略

举一反三

The Mekong River Commission has found no evidence ______ the dams on the upper reaches have an influence on the water flow downstream．

A．which

B．that

C．where

D．what

题型：不详难度：| 查看答案

_________ the whole process for the studies of cancer took more than a year, the technology is moving so fast that it will soon take just weeks．

A．How

B．Because

C．If

D．While

题型：不详难度：| 查看答案

Beijing took steps to limit the kinds of high-risk of borrowing money from the banks that can create the high price of housing, ______ happened in the United States．
a．as B．that C．how D．while

题型：不详难度：| 查看答案

Now my hometown is not at all _______ a traveler who visited it ten years ago can expect.

A．that

B．what

C．which

D．where

题型：不详难度：| 查看答案

An official said the plan had also taken migrant workers into account, ________ medical care would be provided even if they didn’t have a stable job.

A．for whom

B．for which

C．with whom

D．with which

题型：不详难度：| 查看答案