of the surface of the earth covered with water.
| A．Seven-tens. . . are | B．Seven-tens…is | C．Seven-tenths. . . is | D．Seven-tenths. . . are |
We have to visit our grandparents this winter vacation because we miss each other very much.
| A．back to | B．get back | C．get back to | D．return back |
all of us enjoy playing computer games, we can’t spend too much time on them.
| A．Although, but | B．But, / | C．Although, / | D．But, although |
This is my new pen. Let me ________________.
| A．show you to it | B．show it at you | C．show it to you | D．show you it |
We had so much homework. I didn’t go to bed I finished it yesterday evening.
| A．after | B．until | C．when | D．but |
The number of students in class ten sixty-six, and a large number of them Jay Zhou.
| A．are, like | B．is, likes | C．is, like | D．are, like |