来自陈金香的问题
I________fortwohoursbutnobodyhasarrivedyet.A.amwaitingB.waitedC.havewaitedD.havebeenwaiting此题正确答案为D,可是我感觉应该选择C啊,
I________fortwohoursbutnobodyhasarrivedyet.
A.amwaiting
B.waited
C.havewaited
D.havebeenwaiting
此题正确答案为D,可是我感觉应该选择C啊,
