children believe they can succeed, they will never become totally independent．
A. If B. Though C. Unless D. When
The climate conference was attended by 11,000 people, it the largest UN gathering ever held.
A. making B. to make C. made D. to be making
Bob's lectures a fairly wide range and I can't sum up what he says in a few sentences.
A. covered B. conveyed C. considered D. commanded
They don't feel safe in our town at night because it so dangerous. There's a robbery every week now.
A. becomes B. became C. has become D. had become
We should bear in mind that social development and balance of nature should go in .
A. company B. sympathy C. association D. harmony
The beautiful mountain village we spent our holiday last year is located in is now part of Guangxi.
A. which; where B. where; what
C. that; what D. when; which
