It become much _______ to provide enough energy for a big city with large population.
| A．difficult | B．more difficult |
| C．most difficult | D．easy |
—I’m sorry I broke your pen. Let me buy you a new one.
— .I have another one.
| A．Never mind. | B．You’re welcome. |
| C．Of course not | D．OK. |
—Do you like playing football？
—Yes. And young people are good at playing football.
| A．many and many | B．much and much |
| C．little and little | D．more and more |
Our classmates all have great fun_____ in the park.
| A．play | B．to play | C．playing | D．are playing |
It’s too late. Don’t keep him for you so long.
| A．wait | B．waits | C．to wait | D．waiting |
—You look .Can you tell me why you are so happy?
—Sure. I saw an movie just now. It has great fun.
| A．excite; exciting | B．excited; excite |
| C．exciting; excited | D．excited; exciting |