2.　　　　 纸

1.　　　　 机器人

100.Welcome back _____ .　　　

　A. school　　 B. factory　　 C. to home　　 D. home

99.Tom often helps Mary____the room.　

A.cleans　 B.cleaning　 C.clean　 D.is cleaning

98. I have three books and I 'm going to buy ______.

　　　 A. the fourth　　　 B. a fourth one　　 C. fourth one　　 D. the four one

97. The bread is too small. Give him a big _____.

　A. one　 B. bread　 C. piece　　 D. /

96. May I have ____ of your milk, please?　

A. any　 B. one　 C. some　 D. anything

95. I'd like her _____ me under that tree.　

　A. meet　 B. meets　 C. to meet　 D. meeting

94. One of the rooms ____ three doors and two windows.

A. there are　　 B. there is　　 C. have　　 D. has

93. He is _____ than his brother.　

　　　 A. more stronger　 B. very strong　　 C. much stronger　　 D. very stronger