I feel it hard to keep up with my classmates. But whenever I want to _______, my teacher always encourages me to work harder.
#59221
A
give in
B
give back
C
give out
D
give up
推荐题目
–We have worked for a long time ,so we should    a rest . –Sounds good! 
#59689
A
stopped to have
B
stopped having
C
stop having
D
stop to have .
Thanks for          me to your birthday party.
#62871
A
invite
B
inviting
C
invited
D
to invite
My bad tooth ________ again and I will have it ________ out next week.
#52415
A
aches; to pull
B
is ached; pull
C
aches; pulled
D
is ached; pulling