90. My mum will have the fence p_______ white before Christmas.

89. He practises reading English every morning and now his p________ has improved a lot.

88. The student who was cheating in the exam ________(恐慌) when hearing the coming steps.

87.There are many s_________ between the twins.

86.Pompeii , a weathy _________(商业的) city ,existed almost 2000 years ago.

85. He worked so hard that e_________ he made himself ill.

84. I was ______(僵住)at the sight of the frightening scene.

83. The company spent a lot of money ________(推销，宣传)their pruducts on TV.

82. V__________ are in great need in the coming Olympic Games, for they can help foreign

athletes to get to the stadiums , record the results of the games and so on.

81.The workbook that follows the Student’s Book is i__________ to help you review the words,

phrases and grammars you have learned.