73．----Do you know when he ____ back tomorrow?
----Sorry, I don't. When he ____ back. I'll tell you.
A．comes; comes
B．comes; will come
C．will come; comes
D．will come; will come
72．How long ____ at this factory?
A．have you come
B．has he in
C．will he be
D．has he been to
71．----Would you please not draw pictures on the wall?
----Sorry. I ____ it again.
A．am not doing
B．don't do
C．didn't do
D．won't do
70．Do you know ____ ?
A．when the meeting will begin
B．when begins the meeting
C．when will the meeting begin
D．when does the meeting begin
69．Please tell me where ____ have our picnic tomorrow.
A．we will
B．will we
C．will
D．will you
68．I want to know when ____ start.
A．will we
B．we will
C．do we
67．Could you tell me if it ____ tomorrow?
A．rain
B．will rain
C．raining
D．rains
66．We ____ a sports meeting next month.
A．will have
B．have had
D．had
65．----When ____ the Greens ____ back to China?
----Next week.
A．did, come
B．are, come
C．will, come
D．have, come
64．We ____ to the zoo tomorrow.
A．went
B．go
C．shall go
D．have gone