Let's talk about English language!

I want to provide you some tests here and I want, if it's possible, a lot of good answers. You may ask me, what's the reason for this topic? Well, there are plenty of people here, on MyLot, who are not English natives, including me and who wish to improve their language, to speak a better English. What do you think?
So, let's start.
1. He was charged....assault and battery and taken to prison.
a.) of
b.) with
c.) on
d.) in
2. As he was suspected....drug traffic, he was placed....investigation.
a.) on, on
b.) of, into
c.) with, under
d.) of, under
3. Judges....never take bribe from the defendants.
a.) should
b.) must
c.) can
d.) will
4. Independence Day is the national holiday of the United States of America.On this day, the U.S. commemorates its victory over the British and the signing of....on the 4th of July 1776
a.) The Universal Declaration of the Human Rights
b.) The Declaration of Independence
c.) The American Constitution
d.) The Treaty of Vienna
e.) The Convention on the Rights of the Childs
5. Choose the correct word to collocate with the rest:
Her face is not very attractive, but she has a marvellous......
a.) form
b.) figure
c.) shape
d.) curve
e.) line

When I receive at least ten correct answers, I'll take you to the next 5 sentences.