You can’t imagine what difficulty we had _________ home in the snowstorm．

walked

walk

to walk

walking

Students should _________ everything important that their teachers give in class．

set up

set out

set aside

set down

The old man, who _________ the World War Ⅱ,is Peter’s grandfather．

looked through

went out

came out

went through

It’s not allowed _________ dogs in the streets．

to buy

to feed

to kill

to walk

She tried to _________ herself down and not to quarrel with her husband．

ignore

calm

refuse

miss

It’s hot here．Why not _________ your coat?

put on

dress up

try on

take off

My mother always tells me _________ out alone at night．

go

not go

not to go

don’t go

AIDS is said _________ the biggest health challenge to both men and women in that area over the past few years．

that it is

to be

that it has been

to have been

Only the manager herself _________ who stole the diamond from the store．

know the secret

does the secret know

did the secret know

knows the secret

When you go by train, please see to it _________ you take an express, _________ stops only at big stations．

that, it

/, the one

that, one that

/, it