He was working quietly, with all his attention ________ on the task．

was fastened

fastening

to fasten

fastened

The earthquake in Yushu ________ roughly one month before the second anniversary of the earthquake in Wenchuan．

was happened

had happened

happened

had been happened

We need to“spread a little happiness”, ________ the song goes．

which

that

as

what

If the day ________ wet, we may have to change our plans．

comes out

sets out

brings out

turns out

It is the first time that a developing country ________ the Expo, described as the Olympic Games of economy, science and technology．

is hosting

has hosted

hosts

will host

The doctor said it would take six weeks to recover and I ________ be fine by then．

may

will

should

can

Knowledge is there for ________ will seek it．

who

whoever

whom

whomever

－Why are we supposed to buy that flat?

－Because it’s clean and well-located, but ________ of all, it’s affordable．

well

good

best

better

It came as ________ surprise that Poland’s President and scores of its top officials were killed in ________ air crash in Russia．

不填；the

a; an

a；不填

the; an

－Thanks for the ride home!

－________

Don’t mention it．

With pleasure．

Never mind about that．

That’s right．