Of all ________ reasons for my decision to become a university professor, my father’s advice was ________ most important one．

the; a

/; a

/; the

the; the

We hope that as many people as possible ________ join us for the picnic tomorrow．

need

must

should

can

Energy drinks are not allowed ________ in Australia but are brought in from New Zealand．

to make

to be made

to have been made

to be making

Prices of food in that area ________ sharply since word came that the war would break out soon．

were cut down

were rising

have been brought down

have been going up

The old couple have been married for 40 years and never once ________ with each other．

they had quarreled

they have quarreled

have they quarreled

had they quarreled

It’s nice to see you again．What ________ since we last met?

had you done

have you been doing

did you do

are you doing

We ________ three films so far this year and this is the best film that we ________ in the past three years．

saw; had ever seen

have seen; have never seen

will see; had ever seen

have seen; have ever seen

The price of this washing machine has been increased ________ 15％．

up

to

by

from

It’s a pity that his son is ________ to cocaine．

addict

addicting

addicted

to addict

How can you miss the news? It ________ on TV all day long．

has been

had been

was

will be