As soon as Tom got to know his mother lost her way, he walked ________ out of his office with a pale face. ( )
quickly
carelessly
peacefully
smoothly
Last night,the shop was closed she didn't buy any chocolate.( )
so
if
or
when
Some old people need a _______ because they feel lonely.( )
gift
stick
pet
watch
By the time the teacher came, we ______ cleaning the classroom.( )
finished
have finished
had finished
_____ walk on the grass.( )
Doesn't
Don't
Not
The coat looks very nice. Can I _____?( )
try it on
try on it
try them on