问题

Hillary Clinton arrived in Pyongyang on August 4, 2009, ______ the start of the short visit to Korea. [ ]
A: marked
B: having marked
C: marking
D: to mark
B: having marked
C: marking
D: to mark
正确答案是:
同类题型
Nothing can stop such a thing from _____ again.
Why didn’t you tell me the news of themeeting— I knew nothing about it, or I _______you.
We got home to find the whole house upsetdown Thievesobviously
are you busy with—The conference _____in our city next week,as you know.
It is ____ he often fails inexams____makes his parents worried about him. [ ]