78. You are welcome to let us know what you ____________ our restaurant at any time.

77. I expect to buy a vacuum cleaner that will last for ________ five years.

76. Liu Ying did not come to school. She has to___________ her sick father at home.

75. A year is dividing into 12 different star signs.

A　 B　 C　　　 D　　　　　　　　　　　　　 (　 )__________

D)从下面方框中选择适当的词语填空，注意改变部分词语的形式，使句意完整正确。

　 in order to; look after; be not satisfied with; look forward to; at least　

74. Do you know how much colors there are in a rainbow?

　　　　　　　　 A　　 B　　　　　 C　　 D　　　　　 (　 )__________

73. Mary felt happily because her aunt gave her a present.

A　 B　　 C　　　　　 D　　 　　　　　　　　(　 )__________

72. He would not mind do extra work for his school.

A　　　 B　　　 C　 D　　　　　　　　　　 (　 )__________

71. I don’t know what to wear. Could you give me some advices?

　　　 A　　 B　　　　　　 C　　　　　 D　　　 (　 )__________

70. The life in a middle school isn’t ________ (real)boring.

C) 下列各句A、B、C、D中有一处错误，请在不改变句子意思的前提下，将正确答案写在题后的横线上。

69. The boy tried to open the juice can with a opener but ________ (fail).