哪位朋友帮帮忙做下英语题~~急需答案~！谢谢了

题号:6 题型:单选题
This time in Beijing I visited all the places I had ______ to see, like the Great Wall and the Forbidden City.
选项:
a、longed
b、 succeeded
c、 met
d、 imagined
题号:7 题型:单选题 内容:
I would have argued with him about the matter ______ an opportunity of meeting.
选项:
a、if I have had
b、 if I had
c、 had I had
d、 should I have
题号:8 题型:单选题 内容:
The journey around the world took the old sailor nine months, ______ the sailing time was 226 days.
选项:
a、of which
b、 during which
c、 from which
d、 for which
题号:9 题型:单选题 内容:
It is reported that the United States uses ______ energy as the whole of Europe.
选项:
a、as twice
b、 twice much
c、 twice much as
d、 twice as much
题号:10 题型:单选题（内容:
Both parents and teenagers must try to bridge the generation ______ between them.
选项:
a、distance
b、 way
c、 gap
d、 hole