If you are not satisfied with the price ________, we can still discuss it．

being offered

to offer

offering

offered

Drunk driving used to occur ________, but now it is under control．

frequently

generally

practically

gradually

Cooking calls for ________ patience and time but it is ________ enjoyable experience．

a; the

不填; an

the; an

a; 不填

－Mom, I have passed the driving test!

－________!

Good for you

Good luck

Cheer up

Go ahead

As reliable parents, they never ________ to give their son what he is promised．

expect

intend

manage

fail

－Must I go to the gym three times a week?

－No, you ________．Twice a week is OK．

mustn't

needn't

can't

shouldn't

－Mary's skirt is a real bargain．

－________ must be in a secondhand shop that she bought it．

That

This

It

There

I wasn't aware of this before, but recent research ________ that eating too much fat can contribute to heart disease．

has shown

will show

was showing

showed

The volunteers will do ________ to help those injured in the earthquake．

everything possible humanly

everything humanly possible

humanly possible everything

humanly everything possible

The petrol in the car ________ on our way to the beach, so we had to walk there．

gave up

gave off

gave in

gave out