for his expert advice, John is often asked to help others with their pers

题型：不详难度：来源：

for his expert advice, John is often asked to help others with their personal affairs.

A．Having known	B．Being known
C．Known	D．Knowing

答案

解析

略

举一反三

Unless you have planted something, you won’t be able to know the pleasure of watching the thing you have planted .

A．grown

B．growing

C．to grow

D．to be grown

题型：不详难度：| 查看答案

____in the leg made it impossible for him to walk home.

A．Injured

B．Being injured

C．To be injured

D．Having injured

题型：不详难度：| 查看答案

What way are you thinking of _____ rid of the flies?

A．to get

B．getting

C．being got

D．to be getting

题型：不详难度：| 查看答案

We must do something to _____ factories _____waste water into the river before it is cleaned.

A．stop; pouring .

B．prevent; to pour

C．keep; pouring

D．stop; to pour

题型：不详难度：| 查看答案

It is necessary ___ me ___my studies before a new term.

A．for, to make a plan for	B．of, making a plan for
C．for, to make a plan of	D．of, making a plan of

题型：不详难度：| 查看答案