I have been studying here for four years; by next summer,I _______英语解答

I have been studying here for four years; by next summer,I ______.
shall graduate
B:shall be graduated
C:shall be graduating
D:shall have graduated

人气：100 ℃　时间：2019-09-23 05:23:35

解答

D
我在这里学习四年了,到明年暑假,我就（已经）毕业了
时态是将来完成时,因此用shall + have + 过去分词