71. These factories(工厂) p toy cars.
72. You have to be ______________(有耐心的), or you will make mistakes.
73. The boy is trying to _____________(连接) his MP5 player with the computer.
74. It would be a shame to __________(偷) others’ things.
75. Have you ever read a n written by Mo Yan?
76. Jim collected his first __________(邮票) three years ago.
77. Mr. Liu, did I spell the word ___________(正确地)?
78. Steve used to be afraid of giving a speech in p .
79. Sorry, I ’m busy now. I can’t be more _____________(有帮助的).
80. It’s dangerous if yo u don’t follow the __________(交通) rules.
81. in person ___________________
82. be known for…_________________
86. The computer was invented in 1976. (就划线部分提问)
__________ __________ the computer invented?
87. Tom can’t answer this question, I think. (改为同义句)
I __________ think Tom __________ answer this question.
88. Could you please tell me? Where can I buy some stamps? (合并为一句)
Could you please tell me where __________ __________ buy some stamps?
89. The little girl used to be very shy. (改为否定句)
The little girl __________ __________ to be very shy.
90. This ring is made of silver. (就划线部分提问)
__________ __________this ring made of?