76. Because of such a sharp comment, a bitter argument broke out.

    Such a sharp comment was an __________ __________ the bitter argument.

77. If penicillin hadn’t been available, many people would have died from bacterial illnesses.

__________ penicillin, many people would have lost their lives ______ a result of bacterial

illnesses.

78. They assume that children spend too much time chatting and playing games on the Internet.

They ________ the __________ that children spend too much time chatting and playing games

on the Internet.

79. They use special chemicals to make crops grow faster.

    They use special chemicals to __________ the ________ of crops.

80. Though he is eager to get good marks, he doesn’t work hard enough.

    He is _________ ________ getting good marks, but he doesn’t work hard enough.

81. When you are searching on the Internet, you should consider several things.

    There are several things to _______ into _____________ when you are searching on the Internet.

82. All the students have been busy all week preparing for the mid-term examination.

    All the students have been ______ the _______ all week preparing for the mid-term examination.

83. Guess the meaning of the word according to the context instead of referring to the dictionary.

    Guess the meaning of the word according to the context _______ ______ refer to the dictionary.

84. The first colour TV programme was not broadcast until 1938.

    ________ was not until 1938 ________ the first colour TV programme was broadcast.

85. The long walk in the desert made him tired.

    The long walk in the desert _________ him __________.

答案

76.中&华&资invitation to   77.Without as   78.make assumption   79.accelerate growth

80.bent on   81.take consideration/account   82.on run   83.rather than

84.It that    85.wore/tired out