Her sister ____ a taxi driver. Now she works for a charity.
| A．is | B．were used to being | C．is used to being | D．used to be |
—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 |
—Ihavenoidea____________ tell herthebadnews.
—I think tomorrow is the best time.
| A．how to | B．when to | C．how can I | D．when can I |
—Neither Mary nor her friends _________ joined the music club because they have no time.
— It’s a pity!
| A．is | B．are | C．have | D．has |