Shecan’thelpthehousebecauseshe

She can’t help________the house because she’s busy making a cake in the kitchen.

A．to clean	B．cleaning
C．cleaned	D．being cleaning

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. -- You agreed to go ,so why aren't you getting ready?
-- But I ________ that you ________ me to start at once.

A．don't realize ;want	B．don't realize ;wanted
C．haven't realized ;want	D．didn't realize; wanted

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--- Where is Jack?
--- He _________ football on the playground with those AFS students, but I am not sure.

A．must be playing	B．must have played
C．may be playing	D．may have played

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Hi, Bill. I _____ you _____ in this city. How long have been here?

A．didn’t know; were	B．don’t kow; are
C．haven’t known; are	D．don’t know; were

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.---Sorry, Mum. I’ve lost my pen again.
I_____it! You never remember to put your things away after using them.

A．knew 　　

B．know

C．have known 　　

D．will know

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---Has Tom finished his job yet?
　 ---I have no idea of it; he _____ it this morning.

A．has been doing

B．had been doing 　

C．did 　　

D．was doing

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