– I ran 10 miles last weekend. Can you believe that? – Wow, that ______ easy!
#62638
A
mustn' t be
B
mustn't have been
C
can't have been
D
couldn’t be
推荐题目
-----Who has made a mess in my room? -----Who else it but your naughty son?
#63521
A
could do
B
could have done
C
did
D
had done
---My house is very near a busy street. ---It ________ be very quiet.
#74966
A
can
B
must
C
mustn't
D
can’t
Keep your slides simple. If they have too much text, people ____ well feel bored.
#63604
A
may
B
must
C
need
D
can
— Are you going to Beijing by air?— It’s fast, but expensive. So I’m not sure. I _____ take a train.
#76481
A
may
B
will
C
must
D
should