--- Betty, could you answer my question?

--- Sorry, Mr. Green. I didn’t hear you. I _______ about something else.

A．was thinking       B．am thinking        C．think             D．thought

—Sorry, Mr Green. I have_______my homework at home.

—Never mind. But don't forger next time.

A.put     B.kept    C.left    D. remained 

— Sorry, Mr. Green. Jim can't take part in the relay race because he's ill.

 — It doesn't matter. I'll ask ___ to go instead of him.

A. somebody else  B. anybody else   C. else everybody   D. else somebody

—Sorry, Mr Green. I have_______my homework at home.

—Never mind. But don't forger next time.

A.put     B.kept    C.left    D. remained 

--- Betty, could you answer my question?
--- Sorry, Mr. Green. I didn’t hear you. I _______ about something else.