in big cities,air p______is quite serious.one of the v_____hurt herself on her way to the sunmmer palace. mountain tai is over 1500M______above sea level. in f______,all the students don't feel like d______too much homework. we should s______more than one l_______tomorrow.
问题描述：
in big cities,air p______is quite serious.
one of the v_____hurt herself on her way to the sunmmer palace.
mountain tai is over 1500M______above sea level.
in f______,all the students don't feel like d______too much homework.
we should s______more than one l_______tomorrow.
答
最后一个：We should study more than one lesson tomorrow.
其他同意上边的意见。
答
in big cities,air polution（污染） is quite serious. mountain tai is over 1500M high（高度） above sea level.in fact all the students don't feel like doing too much homework.one of the vehicle(交通工...