问题

I’ m tired out. I ______ all afternoon and I don’t seem to have finished anything.
A:shopped
B:have shopped
C:had shoppedDhave been shopping
D:have been shopping
B:have shopped
C:had shoppedDhave been shopping
D:have been shopping
正确答案是:
同类题型
Would you like to attend China’s Got Talent《中国达人秀》—_______, but I’m busy preparing for my test.
Everyone’s attention was drawn to the eightyearold girl who was ________ perfectly at the piano.[ ]
__________ is known to us all that the earth is smaller than the sun.[ ]
Those who worked whole-heartedly without _____ should be praised.
you get dead drunk again!—_______ It’s none of your business