【单选题】
_____native to North America, corn has now spread all over the world.
①
In spite of
②
That it is
③
It was
④
Although
【单选题】
To answer correctly is more important than________.
①
that you finish quickly
②
finishing quickly
③
to finish quickly
④
finish quickly
【单选题】
[] so many people want to live in cities is because they want to have fun in there.
①
Why
②
That
③
Whether
④
How
【单选题】
A culture in which the citizens share similar religious beliefs and values is more likely to have laws that represent the wishes of its people than where citizens come from _________ backgrounds.
①
identical
②
dramatic
③
extensive
④
diverse
【单选题】
Hed had more than enough practice to become a(n ) ____.
①
special
②
skill
③
profession
④
expert