哪位朋友帮帮忙做下英语题~~急需答案~!谢谢了

哪位朋友帮帮忙做下英语题~~急需答案~!谢谢了
题号:16 题型:单选题（请在以下几个选项中选择唯一正确答案） 本题分数:5
内容:
The principal ______ a diploma to each of the graduates.
选项:
a、presented
b、 handed out
c、 arranged
d、 permitted
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题号:17 题型:单选题（请在以下几个选项中选择唯一正确答案） 本题分数:5
内容:
She cannot buy daily necessities, ______ luxuries.
选项:
a、no less than
b、 many more
c、 much less
d、 less than
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题号:18 题型:单选题（请在以下几个选项中选择唯一正确答案） 本题分数:5
内容:
A modern city has been set up in ______ was a wasteland ten years ago.
选项:
a、what
b、 which
c、 that
d、 where
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题号:19 题型:单选题（请在以下几个选项中选择唯一正确答案） 本题分数:5
内容:
I failed in the final examination last term and only then ______ the importance of studies.
选项:
a、I realized
b、 I had realized
c、 did I realize
d、 had I realized
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题号:20 题型:单选题（请在以下几个选项中选择唯一正确答案） 本题分数:5
内容:
At present the bedroom has to be ______ by at least six students.
选项:
a、held
b、 divided
c、 shared
d、 separated