Sixteen-year-olds shouldn’t be allowed to get their ears__________.
| A．to pierce | B．pierced | C．piercing | D．pierce |
When winter comes, it isto throw snowballs and have snowball fights.
| A．excited | B．exciting |
| C．excitedly | D．excitingly |
Millie was watching TVAndy came into the room last night.
| A．while | B．when | C．as | D．if |
— Too much work and too little rest oftenillness.
— Yes. We must learn to take good care of ourselves.
| A．begin to | B．are friendly to |
| C．take action to | D．lead to |
It is difficult _____ baby pandas _____ live alone in the wild.
| A．for, for | B．to, to |
| C．for, to | D．to, for |
It is winter now. The weather in Nanjing is becoming.
| A．hotter and hotter | B．colder and colder |
| C．longer and longer | D．shorter and shorter |