Believe in yourself!Your hard work will surely ________．

be paid off

pay off

be paid back

pay back

Some animals are dying out, ________ the fact that they have been hunted and that the forests have been seriously destroyed．

that has something to do with

which has much to do with

and has a lot to do with

what is something to do with

Mr Smith will not be able to attend the meeting this Friday, because he ________ something important．

will be doing

has done

does

will have done

________ entering the tall building, he heard a sharp cry coming out of it, which brought his heart to his mouth．

Upon

At

In

With

We had to leave our son ________ my mother when we were busy with our business．

in charge of

in favour of

in the charge of

take charge of

Madam Curie, for ________ life had once been very hard ,was successful later．

whom

which

whose

that

This year the southern part of China was attacked by such a terrible snowstorm ________ few people had ever experienced before．

as

which

in which

that

After John retired from office, he once ________ painting for a while, but soon lost interest in it．

kept up

took up

brought up

made up

He was reported ________ in that country when he was having holiday there last year．

being badly treated

treating badly

to be treated badly

to have been treated badly

Was it at the restaurant ________ we had ever had dinner ________ you met John?

that ; which

which ; that

that ; where

where; that