----How many students are there in your class?
---- __________ number of the students in our class __________ 40.
| A．The , is | B．The, are | C．A, is | D．A, are |
Tom is tall, but his sisters, Mary and Kathy, short.
| A．are both | B．all are | C．are all | D．both are |
I have to do today.
| A．anything important | B．something important |
| C．important nothing | D．important something |
If you want to keep healthier, you must eat ____ vegetables and _____meat.
| A．more, more | B．less, less | C．fewer, more | D．more, less |
They decided to the mountain.
| A．hiking | B．on hike | C．to hike | D．not hiking |
His father Beijing. He is staying there for two days.
| A．is leaving | B．is leaving for | C．is going | D．is |