I. 单项选择（15分）
1. —The problem is much too hard for _______ 5-year-old child like Lucy.
—So it is.
A. a B. an C. / D. the
【解析】选A。表示泛指应用不定代词，又因为five以辅音音素开头，故用冠词a。
2. Be careful! The cup is ______ hot water.
A. full with B. fill with
C. full of D. filled of
【解析】选C。be full of=be filled with“充满，装满”。
3. —Have you sent your parents an email?
—No. _______ of them can use a computer.
A. None B. Both C. Neither D. All
【解析】选C。句意：——你给你的父母发过电子邮件吗？——没有，他们俩都不会使用电脑。由答语可知表示否定回答，none指三者或三者以上都不，neither指两者都不。
