She is often seen ______ the old woman.  
#50014
A
help
B
helping
C
to help
D
help to
推荐题目
Do you enjoy_____?
#50909
A
to read
B
read
C
reads
D
reading
 It is time     to school.
#49964
A
go
B
to go
C
going
D
goes
We are often told_______ water in our daily life.
#48457
A
save
B
saving
C
to save
D
saves
— I feel tired and sleepy.  — Why not stop _______?
#50035
A
to work
B
having a rest
C
to have a rest
D
to go on with your work