---I’ve heard some scientists have sent a spacecraft to Mars.
---Really? Has it arrived _____?
A already B yet C still D ever
You must be very tired. Why not ___________a rest?
| A．to stop to have | B．to stop having |
| C．stop to have | D．stop having |
Look! It is _______so_______!
| A．snowing, big | B．snows, heavily | C．snowing, heavily | D．snowing, heavy |
The film star is very funny. He always makes us__________ in his movies.
| A．laugh | B．laughs | C．laughing | D．to laugh |
Now the weather is becoming ___________ , we should look after ourselves well.
| A．cold and cold | B．the coldest and coldest |
| C．colder and colder | D．colder and coldest |
About seventy percent of the earth with water.
| A．is covering | B．is covered | C．are covering | D．are covered |