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
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