I _______ Linda. This _____ my pen.
| A．am; am | B．is; is | C．is; am | D．am; is |
—_______is the population of Beijing ?
—Over ten million ,but I’m not sure .
| A．How many | B．How | C．What | D．How much |
We should protect the earth because it’s home to _______animals .
| A．million | B．millions |
| C．million of | D．millions of |
It is difficult me _______ English well. But I’ll study harder.
| A．to, learn | B．for, learning |
| C．for, to learn | D．to, to learn |
______ travel all over China during the summer holiday?
| A．Why not you | B．Why don’t you |
| C．What about | D．It is a good idea |
Please look at the word on the blackboard and ________.
| A．write it down | B．write down it |
| C．write them down | D．write down them |