There are______ living things on the earth. We must value our home—the earth.
A. millions
B. million of
C. millions of
Kate wants _____the English club.
| A．joins | B．to joins |
| C．to join | D．joining |
The child ____ his homework in the evening.
A. does B. do C. makes
The students ____their classroom every afternoon.
A. are cleaning B. clean C. cleans
Do you like ____ in China?
A. working B. work C. works
Can you paint?________.
| A．Yes, I am. | B．Yes, I do . |
| C．No, I can. | D．Yes, a little. |