.Noteachersarepermittedinthecl

.
No teachers are permitted ________ in the classroom or in the office.

A．smoke

B．smoking

C．to smoke

D．smoked

登录免费查看答案和解析

相关试题

____ it will do us harm or good remains to be seen.

A．If

B．Whether

C．That

D．Where

收藏答案/解析

The river, ____ are covered with trees, is very long.

A．which banks	B．of which banks
C．whose the banks	D．the banks of which

收藏答案/解析

He is rather difficult to make friends with, but his friendship, ____, is more true than any other.

A．once gained	B．when to gain
C．after is gained	D．while gaining

收藏答案/解析

— Did you enjoy yourself at the party?
— Sorry to say I didn’t. It was ____ a meeting than a party.

A．much of

B．more like

C．less of

D．more or less

收藏答案/解析

— Have you known each other for long?
— Not very long, ____ we started to work in the company.

A．after

B．before

C．when

D． since

收藏答案/解析