I. 单项选择（共20小题，每小题1分，计20分）
选出可以填入空白处的最佳选项。
1. I have ________ breakfast at 7:00 in the morning.
A. a B. an C. the D. /
4. There _______ some water in the glass.
A. am B. is C. are D. be
【答案】B
【解析】
6. I feel ________ now, so I want to have a rest.
A. lonely B. lucky C. tired D. angry
