Usually the teachers will be busy ________ the test papers after an examination.

题型：不详难度：来源：

A．grading

B．naming

C．ranking

D．grouping

答案

解析

本题考查动词。be busy doing something 为固定句型，忙于做某事，grand意为“给……评分”。句意：考试之后，老师通常忙于给测试卷评分。

举一反三

India is a country.

A．developing

B．developed

C．develop

D．develops

题型：不详难度：| 查看答案

We should do as much as we can ________our country better and more beautiful.

A．make

B．makes

C．making

D．to make

题型：不详难度：| 查看答案

Scientists have created the world’s smallest "snowman",_____ about a fifth of the width of a human hair．

A．measures

B．measuring

C．measured

D．to measure

题型：不详难度：| 查看答案

Fred seems very clear. His ideas led to _________ a pay raise.

A．his awarded	B．his being awarded
C．him to award	D．him to be awarded

题型：不详难度：| 查看答案

Tick bites（蜱虫叮咬）are reported _______ in 12 provinces and claimed 31 lives since 2007.

A．to break out	B．to have broken out
C．to be broken out	D．to have been broken out

题型：不详难度：| 查看答案