问题
I felt a little tired the end of the day.[ ]
A: by
B: in
C: at
D:on
B: in
C: at
D:on
正确答案是：
同类题型
Look ! _________ students are doing morning exercises on the playground .
Scott usually gets up at 6:10, then he cleans _______ room.
─I’m checking my email. What about you? ─I ________ photos to Chris.
Mum, can I wear my jeans to school?–No, you ________ wear school uniforms. That’s the school rule.