— Mom! Jack has broken a cup!
— Doesn’t matter. Accidents ________ happen.
| A．should | B．must | C．will | D．Shall |
The Chinese Vice-President Xi Jinping _______ visit the United States on Feb 13 on a three-country tour.
| A．set out to | B．got down to | C．looked forward to | D．lived up to |
In writing a composition, there must not be one sentence or even one word which is brought in ______.
| A．at random | B．at ease | C．on purpose | D．at times |
A survey showed that _______ Chinese kungfu movies remain popular among foreign audiences, Chinese directors and actors still lack international recognition.
| A．when | B．while | C．as | D．since |
_____ the different cultures, values and levels of economic development in China and the West, both sides should respect the diversity of their development paths.
| A．Considering | B．Consider | C．To consider | D．Considered |
It's not what you do once in ____ while but what you do day in and day out that makes ____ difference.
| A．the ; / | B．/ ; a | C．a; a | D．the; a |