80、______ he was eight, he had already learned about 500 English words.

A．by the time　　 B．At one time　　 C．In a time　　 D．After a time

79、The report said that the UFO ______ from east to west when he saw it.

A．was traveling　 B．traveled　 C．had been traveling　 D．was to travel

78、I shall never forget those years ______ I lived in the country with the farmers, ______ has a great effect on my life.

A．that which　　 B．when which　　 C．which that　　 D．when, who

77、Aorry, I didn’t know you ______ here.

A．be　　 B．are　　 C．were　　 D．have been

76、Our life is ______ happiness and trouble.

A．made into　　 B．made of　　 C．made from　　 D．made up of

75、---Hi, haven’t seen you for ages?　 You look fine!

　 ---______ You look well, too.

A．Great　　 B．Thanks　　 C．Oh, no　　 D．Not at all.

74、Harry said that he ______ to America before.

A．has been　　 B．had been　　 C．had gone　　 D．would go

73、In our town, chicken is ______ in a very special way and it’s very delicious.

A．shipped　　 B．offered　　 C．prepared　　 D．discovered

72、----______ is Tom like?

　 ---Oh, he is short and fat.

A．How　　 B．Where　 　C．What　　 D．Which

71、He has made another wonderful discovery, ______ of great importance to science.

A．which I think is　　 B．which I think it is　　

C．of which I think it is　　 D．I think which is