––Beijing is a big city, isn’t it?
––Yes. In fact, it’s one of ____ cities in the world.
A. big B. bigger C. biggest D. the biggest
––Why are you late, dad?
––I met a friend and we ____ in the street for a while.
A. talk B. are talking C. talked D. will talk
––Where’s your Mom, Xiao Hong?
––She ____ to music in her room.
A. listen B. listens C. is listening D. has listened
On weekend, I usually go to bed late and get up at 10 ____ the morning.
A. in B. at C. on D. for
We all like ____ math teacher because she is very kind.
A. we B. us C. our D. ours
根据中文和英文提示，写一封意思连贯、符合逻辑、不少于50词的回信。信的开头和结尾已给出，其词数不计入所要完成的回信内。所给提供的英文提示词语仅供选用。请不要写出你的校名和姓名。
假如你叫李明，你的笔友David要来北京旅行。他给你发来邮件，想了解北京的情况。请你根据他的问题回复邮件。
提示词语: the Summer Palace, the Great Wall, amazing, fantastic, crowed
