问题 填空题
选择方框中适当的词填空。
   up   past   to   at
1. I go _______ school at seven o'clock.
2. I get _______ at seven in the morning.
3. It's half _______ four now.
4. I get up _______ four o'clock.
答案

1. to   2. up   3. past   4. at
单项选择题
单项选择题