However busy he is, he will ________ some time for exercise every day．

put away

turn out

bring in

set aside

So you did

So I did

So did you

So did I

Failure is never pleasurable, but it can make a positive contribution to your life ________ you learn to use it．

since

once

until

unless

We all know that, ________, the situation will get worse．

not if dealt carefully with

if not carefully dealt with

if dealt not carefully with

not if carefully dealt with

The most important thing for Lucy is to find a proper job, ________ in which she can bring her ability and potential into full play．

that

this

one

the one

Mr．Obama noted that the ________ Christmas Day bombing was not the first time the group ________ to attack America and its friends．

advised; tried

attended; trying

attempted; had tried

wanted; has tried

Got it

Heard it．

Oh, come on

That's it

The young waiter knocked over the red wine by chance, ________ the table cloth．

ruined

to ruin

having ruined

ruining

So quickly are science and technology advancing ________ is a possibility today may be a reality tomorrow．

what

that

what that

that what

should

must

might

ought to