1. When you come to Yancheng, you can enjoy the BRT(快速公交). It’s 1. comfortable 2. pollutio

1. When you come to Yancheng, you can enjoy the BRT(快速公交). It’s 1. comfortable 2. pollution 3. ninth 4. arrival 5. population (舒适) and fast. How fast our city is developing!
2. Many people don’t want to live in Tokyobecause of the Nuclear(核)6. weather 7. knowledge 8. especially 9. Safety 10. importance (污染).
3. This his 11. mice 12. truly 13. beautifully 14. us 15. death (九) year in Sheyang. He loves living here. He loves everything here.
4. We are looking forward to his 　 (到达). He is a famous singer.
5. China’s 　 (人口) is becoming aging (老龄化的). We must take action to prevent it.
6. —What’s the w　 like today? —The radio says it’s sunny.
7. If you read more, you will get more k　 . Do you believe it?
8. Boys like watching ball games very much, e　 the NBA. Those basketball players are really wonderful.
9. When you go for a picnic, remember “S　 is first. Keep away from the dangerous places. ”
10. Everyone must know the i　 of learning English. It’s used the most widely in the world now.
11. Many 　 (mouse) destroyed the crops near the village. The farmers were catching them everywhere.
12. He is 　 (true) sorry that he failed to pass the exam. But I don’t believe him, and you?
13. Millie doesn’t dance as 　 (beautiful) as her sister. She hasn’t practice it for a long time.
14. I would like Liu Qian to teach 　 (we) how to play magic. We admire him very much. He is my hero.
15. Juan Antonio Samaranch(萨马兰奇)’s 　 (die) was a great loss to the whole world. People loved him very much all over the world.

解析：【小题1】考查形容词作表语。is是系动词，后跟形容词作表语。故填comfortable。【小题2】考查固定短语。pollution“污染”，the Nuclear pollution“核污染”。故填pollution。【小题3】考查序数词。句意“这是他在射阳的第九年”。故填ninth。【小题4】考查固定短语。look forward to doing sth/sth“期待......”，to是介词，后跟名词。故填arrival。【小题5】考查名词。population“人口”。句意“中国的人口正在老龄化。”故填population。【小题6】考查固定句型。根据sunny可知，问的是天气。故填weather。【小题7】考查名词。knowledge“知识”，不可数。故填knowledge。【小题8】考查副词。修饰动词like用副词。故填especially。【小题9】考查固定用法。Safety is first.“安全第一”。故填Safety。【小题10】考查固定短语。the importance of...“......的重要性”。故填importance。【小题11】考查名词的复数。mouse“老鼠”，复数形式是mice。故填mice。【小题12】考查副词。修饰动词或形容词、副词用副词。Truly“真的，实在”。故填truly。【小题13】考查比较等级。修饰动词dance用副词beautifully。故填beautifully。【小题14】考查固定搭配。teach sb how to do sth“教某人做某事”。故填us。【小题15】考查名词所有格。名词所有格后跟名词，意为“某人的......”。故填death。

这个解释是对的