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

　C．will

　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