The teacher was not strict ________ his students, but he was strict ________ their lessons．

A．with; with

B．with; in

C．in; in

D．in; with

Lily finally admitted ________ my umbrella by mistake．

A．to take

B．to have taken

C．having taken

D．have taken

They were surprised that a child should work out the problem ________ they themselves couldn’t．

A．once

B．then

C．which

D．while

Mary can’t help ________ the room because she’s busy with her homework．

A．to clean

B．cleaning

C．cleaned

D．being cleaned

First the professor gave us a brief introduction to his research and then he showed us how to find out the secret of it at full ________．

A．depth

B．length

C．width

D．height

They took ________ in their beauty; in other words, they are ________ of their beauty．

A．proud, pride

B．pride, proud

C．proud, proud

D．pride, pride

The new house is ________ with only two chairs and a bed．

A．offered

B．given

C．fixed

D．furnished

He was rude to the customs officer, ________ of course made things even worse．

A．who

B．whom

C．what

D．which

I didn’t know how to work out this problem．________, there was nobody who could help me．

A．To make matters worse

B．That’s to say

C．Or rather

D．In other words

－Do you think this meeting is of great ________?－Surely．

A．important

B．useful

C．significant

D．significance