—Sorry, I’m late. The bus broke down, and there were no taxis.
—________. I just got here myself.
A.No problem B.That’s terrible C.You’re welcome D.That’s all right
We ________ throw rubbish into the river. The fish will die if the river is polluted.
A.couldn’t B.mustn’t C.may not D.wouldn’t
The fleet travelled ______ to reach even the east coast of Africa.
A.so far B.too far C.far enough D.not far
We talked about the problem and Tim suggested ________ some research first.
A.do B.done C.to do D.doing
My computer is ________, so I will have to buy a new one.
A.dead B.died C.die D.death
Doctors warn people to avoid ________ sun this summer.
A.too many B.much too C.many too D.too much
