It is likely that water is not ________ endless resource, nor ________ that can be made once more．

the;/

an; one

an; that

/; one

High house prices can be brought under control ________ the government takes some necessary measures．

even if

as if

so that

only if

The little girl often has a ________ pull at her mother’s clothes when they cross the street．

hard

tight

heavy

calm

China is still an agricultural country and peasants ________ most of the population．

make up

take up

pick up

give up

The foreigners paid a visit to the theme park, ________ with satisfaction．

having left

to leave

leaving

left

You’re sure to make rapid progress if your plan for study ________ ahead of time．

is made

has made

will be made

is making

－It’s reported that the new underground line has been completed．

－Yes, but it hasn’t been made clear ________ it’s to be opened to traffic on time as planned．

that

when

what

whether

________ a diary every day, and you’ll improve your writing．

Keeping

To keep

Keep

If you keep

－Our women athletes achieved great success in the Vancouver Olympic Winter Games．

－Yes．Few could perform ________, I think．

better

well

best

the best

－He has practiced many times before the driving test．

－There ________ not be any difficulty in passing it．

must

should

shall

need