语法练习

1.Although he thought he was helping us prepare the dinner, he was actually ___ the way.

A.by

B.in

C.off

D.on

2.By the year 2020, scientists probably ___ a cure for cancer.

A.will be discovering

B.are discovering

C.have discovered

D.will have discovered

3.Had Paul received six more votes in the last election, he ___ our chairman now.

A.must have been

B.would have been

C.were

D.would be

4.The car driver, ___ shoulders rested the entire blame for the accident, was sentenced to two years in prison.

A.whose

B.on his

C.of whose

D.on whose

5.The elimination of inflation would ensure that the amount of money used in repaying a loan would have ___ as the amount of money borrowed.

A.as the same value

B.the same value

C.value as the same

D.the value is the same

答案详解

1.[B]【解析】考查介词搭配。in the way意为“挡住路，妨碍，多余的”；by the way意为“在途中，顺便说，附带说说”；on the way意为“在途中”。句意：尽管他认为他在帮我们准备晚餐，但实际上他是帮倒忙。

2.[D]【解析】考查将来完成时。时间状语“by the year 2020”是将来完成时的标志，表示将来某时业已发生的事情。句意：到2020年，科学家也许已经发现了治愈癌症的方法。

3.[B]【解析】考查虚拟语气。表示对过去情况的虚拟条件从句中，从句用“had+过去分词”，主句用“would have+过去分词”。句意：如果保罗在上一轮选举中再多得五票他现在就已经是我们的主席了。

4.[A]【解析】考查定语从句。whose引导非限制性定语从句，并在从句中作定语。句意：汽车司机对这起事故负全部责任，被判处两年徒刑。

5.[B]【解析】考查固定搭配“the same...as...”。句意：消除通货膨胀应保证偿还贷款的钱与当初借贷的钱价值相等。