－Sorry for knocking down your cup of tea．

－_________

Really?

What for?

Don’t do that again．

That’s OK．

－Do you want to study in the famous research institute?

－Of course, anyone that _________ be chosen may be lucky．

should

could

must

may

－Any danger for the patient _________ on by Dr．Smith?

－Hard to say．Doctors are trying their best．

to operate

being operated

to be operated

operating

－Do you remember the experiment we did together many years ago?

－Yes, _________ we did it yesterday．

as if

even if

only if

if only

－I wonder if I could read your new novel．

－No problem, the moment I _________ it．

write

wrote

will write

have written

－Why do you look sad?

－There are so many problems _________．

remaining to settle

remained settling

remaining to be settled

remained to be settled

－There is a hole in your bag?

－I know．I'm going to have it _________．

mend

mending

mended

to be mended

－Can you lend me some money?

－I’m short of money myself, but _________, I’ll give you some．

someway

anyway

however

therefore

－When could you have a meal with me?

－I'd like to go whenever it is _________ to you．

fit

nice

convenient

suit

－Sorry, I made a mistake again．

－__________．As long as you practise more, you will succeed one day．

Never mind

Certainly not

Out of the question

Don’t mention it