This book is worth _____.A．to read itB．reading it C．readingD．to read

题型：不详难度：来源：

This book is worth _____.

A．to read it

B．reading it

C．reading

D．to read

答案

解析

略

举一反三

Greatly_________ as the leading scientist,he was asked to give lectures in many countries.

A．respecting	B．respects
C．respected	D．to respect

题型：不详难度：| 查看答案

The boy was seen_________ in the examination and was punished by the teacher.

A．having cheated	B．cheated
C．cheating	D．cheat

题型：不详难度：| 查看答案

A new technique_________, the yields as a whole increased by 20 percent.

A．working out

B．having worked out

C．having been worked out

D．to have been worked out

题型：不详难度：| 查看答案

When I came back,I noticed that he was still sitting in the office.He seemed_________ for someone.

A．waited	B．to have waited
C．to be waiting	D．to wait

题型：不详难度：| 查看答案

They delayed_________the sports meeting until next month.

A．to hold	B．hold
C．holding	D．held

题型：不详难度：| 查看答案