We want to know ________ do to help them．

what we can

what can we

how we can

how can we

I don’t think he can do it, ________?

do I

can he

don’t you

can’t he

Jeanne asked Mathilde ________．

that had happened

that had happened

what had been happened

what had happened to her

Can you tell me ________?

what the matter is

what matter it is

what’s the matter

the matter is what

He asked me how much ________ on the mountain bike．

did I pay

I had spent

did I spend

I had cost

I used to ________ bed at time．Now I’m used to ________ bed at ten．

go; going

go to; going to

go to; go to

going to; going to

Although the old man lives ________, he doesn’t feel ________．

alone; lonely

alone; alone

lonely; alone

lonely; lonely

Didn’t you find the book interesting ________?

to be read

to be reading

to read

reading

Smoking is so bad for his health that he doesn’t smoke ________．

no longer

no more

any longer

more

A large number of birds ________ to these lakes．

have been returned back

have returned back

have returned

have been returned