Daniel is ________ his purse, but he can’t ________ it.

the students in this school is about four thousand,of them are boys．

.“There is a great potential for the development of Sino-U.S. trade, ______ is in line with the interests of the two countries and their people,” Wu said

Mr. Green , when did you start to work a teacher in this school?[ ]

It is required in a recent study suggesting the importance of teenagers’ communication with other children of the same age.