—Were you at home at 7:00 last night?
—Yes，I______at that time.
A.do my homework B.did my homework
C.was doing my homework D.am doing my homework
David is always so busy____he has little time for his family.
A.if B.until C.that D.Which
— What’s wrong with you, Eric? You look tired.
— I to prepare for the final exam last night.
A．picked up B．looked up
C．stayed up D．put up
I have a fight _______ my friend, and he is angry ________ me.
A.with; at B.at; with C.with; with D.on; with
Children are under ________ pressure now.
A.too many B.too much C.much too D.so many
Mr.Black ________ working although it is mid-night.
A.stopped B.continued
C.forgot D.enjoyed
