Which of the following sentences is an opinion?
| A．Four people in Jiangsu died in early April because of H7N9 bird flu infections. |
| B．It was reported that many college students volunteered to serve in the 2014 Nanjing YOG. |
| C．China’s star swimmer Sun Yang won the first prize on April 1st at the National Swimming Championships. |
| D．People think Peng Liyuan, wife of President Xi Jinping, draws great attention from people both at home and abroad. |
______ of the girls will join the summer camp to visit England.
A. Three fives B. Third fifths C. Three fifths
It is careless ______ him to lose his wallet again. I think it necessary ______ him to be more careful next time.
A. of; to B. of; for C. for; for
By the time I got back to school, the bell______.
A. rang B. has rung C. had rung
He has never been to Beijing, ______?
A. hasn't he B. has he C. doesn't he
—Would you like ______ cake?
—Thanks, but I'm full.
A. another B. other C. the other