.-Look at that girl! Is it Susan?
-No,it__________be her.She has gone to her hometown.
| A．mustn’t | B．can’t |
| C．needn’t | D．wouldn’t |
—Let’s read the report on India’s population in the newspaper.
—Wow! ______________ large the population is !
| A．What | B．What a | C．How | D．How a |
—Joan’s been to Beijing . What about Jack ?
—_______
| A．So has he. | B．So is he. | C．So he has. | D．So he is. |
—Hey, Jack. Waste paper mustn’t ________ here.
—Sorry, I won’t do that again.
| A．throw | B．be thrown | C．be throwing | D．to throw |
—How long has Henry’s father_______?
—About two months.
| A．left China | B．bought the car | C．borrowed the book | D．been away |
—We should _______ humans from ________ down too many trees.
—I agree with you. Trees are very important to us.
| A．keep; cut | B．prevent; cut | C．stop; cut | D．prevent; cutting |