来自陈宏燕的问题
Thestudentsarebusy______fortheexam.A.togeteverythingreadyB.gettingeverythingreadyC.beingreadyD.tobeready
Thestudentsarebusy______fortheexam.
A.togeteverythingreadyB.gettingeverythingready
C.beingreadyD.tobeready

