He had no connection with the outside world for half a year, ________ him enough time to work on his novel．

to give

giving

given

and gave

The engineers will go on with their project, ________ there are lots of difficulties．

even though

just because

now that

as though

It is a rule in his family that ________ comes home early should cook the dinner．

anyone

who

who that

whoever

When crossing the road, ________ the cars!

look over

look in

look out for

look on

The sudden shout scared the boy ________．

to cry

into crying

crying

cry

“What should I say to refuse Tom?” She thought ________ herself．

of

about

over

to

It is a pity that I failed to buy the dictionary ________ by Miss Yang．

is referred to

was referred

referred to

was referring

Not until a UFO appeared before my eyes ________ I ________ Tom’s story．

/; believed

do; believe

have; believed

did; believe

Just at that moment, dark clouds appeared in the sky, which suggested that it ________．

was going to rain

was raining

had rained

would rain

The Lab has ________ electronic equipment, which is of great help to us．

a large number of

a great many

a large amount of

a plenty of