It was so dark that I could hardly ________ my friend．

turn out

bring out

call out

pick out

－Has your father returned from Africa yet?

－Yes, but he ________ here for only three days before his company sent him to Australia．

was

has been

will be

would be

How I wish every family ________ a large house with a beautiful garden!

has

had

will have

had had

At 130℃, a living cell can be ________ for a thousand years．

spared

protected

preserved

developed

If only the committee ________ the regulations and put them into effect as soon as possible．

approve

will approve

can approve

would approve

The organization encourages members to meet on regular basis, as well as ________ them with finacial supply．

provide

to provide

providing

provided

________ do you base your calculation?

On which

On what

About which

For what

Some ________ workers are wanted to work for the exhibition．

voluntary

volunteer

willings

willingly

The deadline for making an ________ for the civil service exam is next FRIDAY．

appeal

apology

application

appliance

The discovery of new evidence led to ________．

the thief having caught

catch the thief

the thief being caught

the thief to be caught