______ more and more people may turn to the Internet for the latest news, it is unlikely that the newspaper will disappear．

A．When B. Because C. Since D. While

--Has Billy finished his homework today?

--I have no idea. He ______ it this morning.

A. would do B. was doing

C. has done D. had done

Many people agree that there has never been a more splendid opening ceremony than

______ of the Beijing Olympic Games in history.

A. one B. what C. that D. it

It has been announced that the award will be given to ______ has made the largest donation to charity this year.

A. anyone B. the one

C. whomever D. whoever

--Jack fell off the ladder yesterday, but he is all right now.

--What a lucky dog! He ______ himself badly.

A. should injure B. could have injured

C. should have injured D. might injure

Little children ask endless questions because they are ______ about everything.

A. skeptical B. aware

C. capable D. curious

______ economic, political and cultural difference, China and America have decided to cooperate in dealing with global issues.

A. In spite of B. In favour of

C. On account of D. In terms of

We are lucky to be among the generation of people who have ______ and experienced the great social changes in our country.

A. conflicted B. responded

C. witnessed D. associated

Only when our project has been approved of by the committee ______ to carry it out.

A. did we start B. we started

C. can we start D. we start

One afternoon, I arrived home late from school. While I was chatting to my grandmother about my busy day, my sister us, wanting to know if we, too, could smell burning.

As my parents were overseas, the thought of a terrified us and we quickly checked every room in the house. the kitchen, I could see a glowing light and hear a roaring sound. To my , the stove was on fire and smoke was blowing out of the window. I yelled to my sister and grandmother to the house. My sister grabbed the to call the fire brigade (消防隊) and, together with the dog, we ran away from the house.

While we waited for help, a lady and her young daughter ran towards us to if we were hurt. She had noticed smoke coming from our window and had already the fire brigade. She hugged us and was very delighted to see us .

She led us to her car where we waited the fire was put out. She also helped us answer questions so the police could start their investigations.

Once the lady was that some order had been restored, she apologized for being to stay longer, as she had to take her daughter to a dance performance. She to return later to check in on us.

I was completely for words. This kind lady had gone out of her to make sure we were safe and now she was sorry about leaving us. We thanked her very much and her not to any further.

Hours later, we were allowed back into the house. It was about midnight when the doorbell rang. To my disbelief, it was the from earlier at the door.

, in all the commotion（混亂）, I didn’t ask her where she lived so my family hasn’t been able to thank her properly for her thoughtful actions that day.

1.A. informed B. interrupted C. introduced D. interviewed

2.A. fire B. thief C. storm D. robber

3.A. Going B. Coming C. Nearing D. Closing

4.A. delight B. amazement C. disappointment D. horror

5.A. get out of B. get back to C. get through D. get into

6.A. phone B. stick C. water tap D. loudspeaker

7.A. excitedly B. anxiously C. tiredly D. hardly

8.A. watch B. understand C. check D. ensure

9.A. met B. investigated C. declared D. alerted

10.A. terrified B. alone C. together D. safe

11.A. unless B. although C. until D. since

12.A. reported B. convinced C. warned D. disturbed

13.A. unable B. uncertain C. inconvenient D. impossible

14.A. promised B. decided C. refused D. expected

15.A. unknown B. puzzled C. beaten D. lost

16.A. house B. way C. trouble D. mind

17.A. insisted B. ordered C. urged D. suggested

18.A. live B. step C. explore D. delay

19.A. fireman B. policeman C. lady D. daughter

20.A. Undoubtedly B. Unfortunately C. Unlikely D. Unimportantly