－Perhaps we can't arrive at the bus station on time．

－________．We still have forty minutes．

Yes, you are right

Not at all

What a pity

Take it easy

－Sorry for the delay．I got lost in the mountain．

－OK．You're safe and that's what ________．

does

works

stays

counts

－Hi, Lucy．Do you know where Linda is?

－She _________ in the library．I saw her there just a few minutes ago．

shall be

must be

should have been

might have been

－Have you heard that George quit his job?

－Yeah, but I can't _________ why he did so．

put out

figure out

carry out

send out

－Tony, you must have noticed the student who broke the glass．

－I'm sorry．I _________ attentively．

studied

was studying

am studying

would study

－Tom has been fired by his boss．

－________? As far as I know, he is a hardworking and considerate fellow．

Why not

How come

What then

So what

－For many students, the winter vacation is simply a time to do endless homework and go to extra classes, I'm afraid．

－_________．

Nor can I

I'm afraid, too

I agree

So do I

－What did he want to know, Anne?

－He asked _________ we could finish painting the room．

When was it

It was when that

It was when

when it was that

－What's in your hand?

－_________ novel．Would you like to read it?

An Australian new interesting historical

A new interesting historical Australian

An interesting new Australian historical

A historical interesting new Australian

－You look so puzzled．What’s up?

－_________ I can’t find any solution to the problem．

Don’t bother me．

That’s not the point．

I’m stuck．

See what I mean?