—Chinese people are worried about the food they eat these days.
—Yes, the food safety is a serious in our country. We should try to solve it.
| A．subject | B．program | C．problem | D．opinion |
The experts think that India’s population may be ____ than China’s ____ 2020.
A. much; by B. more; in C. larger; by
More and more foreign students come to China to learn ____ Chinese.
A. a B. an C. 不填
----___these her erasers?
----No, they ___.
| A．Is, isn’t | B．Are, aren’t | C．Are, is | D．Is, are |
Are you Anna ?
| A．No , it isn’t | B．Yes , it is |
| C．Yes, I am | D．Yes, I’m |
You canLinda447-9529.
| A．call; at | B．call; for | C．call; 不填 | D．不填；at |