---     Bob doing homework?---No, he isn’t. He is        a letter.
#41826
A
Does, writes
B
Is, writes
C
Does, writing
D
Is, writing
推荐题目
I’ll do it better if my mother _______ me to try one more time.
#42066
A
allow
B
will allow
C
allows
D
allowing
----______ you ever ________ Tom before ?---- No, I _____ him just two minutes ago.
#39934
A
Did, know ; met
B
Have, known ; have met
C
Have, known; met
D
Did, know; had met
About 500 cars ________in the factory last month.
#41718
A
were produced
B
are produced
C
produce
D
produced
I don’t know if it _________ tomorrow. We won’t go shopping if it ____________.
#40207
A
will rain; rains
B
rains; will rain
C
will rain; will rain
D
rains; rains