单项选择题
Standing under a big tree to（）getting wet in a rain is not a good choice. This is especially true when it is the thunderstorm reason.
A.avoid B.keep C.stop D.drop
单项选择题 Sorry. I have taken your sports shoes by mistake.（）
单项选择题 Sorry to have kept you waiting for so long.（）
单项选择题 Some TV programs are interesting but some others are（）and full of violence.
