阅读下列各小题，根据括号内的汉语提示，用句末括号内的英语单词完成句子。

1. Only if people of a11 the countries are united ________ (我们才能解决) the existing problems in the

    world. (solve)

2. _________ (油漆成) red, the building stands out among the rest and looks very attractive. (paint)

3. _________ (不会用) a computer makes it more difficult for him to do his academic research. (use)

4. The news _________ (房价将要下跌) has caused many people to sell their houses at lower prices.

    (fall)

5. After she completes the project,she'll have _________ (没什么要担心的). (worry)

6. Mr. Johnson insisted that the problem worthy of attention _________ (讨论) at the meeting. (discuss)

7. My mother was so proud of all ________ (我所做的) that she rewarded me with a trip to Beijing. (do)

8. Last night's 9 TV news said that by then the death of the missing people _________ (未证实) yet. (prove)

9. It's said that they have swum to the island from the continent,but they _________ (不可能做到)

    because the ocean in between is too wide. (do)

10. ________ (正如我们强调的那样)many times, "serve the people"is our first policy. (stress)