---Guess what! I have got the highest score in the final exam. ---- Great! You ______ worked very hard and put a lot of energy into it.
#63605
A
must
B
must have
C
should
D
should have
推荐题目
If I went to the moon, I ______ bring something unusual back to the earth.
#76023
A
could
B
will
C
would
D
shall
—May I smoke here? —If you _____, choose a seat in the smoking section.
#62987
A
should
B
could
C
may
D
must
---Where’s Lucy? ---I’m not sure. She ________ in the school library.
#76767
A
maybe
B
must be
C
may be
D
will be