-----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
推荐题目
Please do not feed the fish; they ________ die if they eat too much.
#63259
A
shall
B
must
C
may
D
need
---Never touch my computer while I’m away. --- Sorry, __________.
#74964
A
I shouldn’t
B
I mustn’t
C
I won’t
D
I don’t
—_____ you please play tennis with me? —Sorry, I _____.
#74769
A
Could; can’t
B
Could; couldn’t
C
Can; don’t
D
Can; couldn’t
