题目内容：

根据句子意思，用括号中所给汉语提示或英语单词的适当形式填空。（每空一词）

1.Food          has been a serious problem in China in recent years such as fake milk　powder（劣质奶粉）, Toxic Capsules（问题胶囊）. (safe)

2.These comic books ________ (it) are more or less worth reading.

3.----Is London the first European city         the Olympic Games?

  ----No, it has been held in many other places in Europe.  (hold)

4.More than one person ________(clean) the classroom at 6 o’clock yesterday.

5.It’s said that the price of food in China __________ ( rise ) quickly recently.

6.The fish is ___________ ( terrible) bad, why not throw it away?

7.The famous writer always spends as much time as he can        to his fans’ e-mails. (reply)

8.The suspect ___________(see) running along the street at that time.

9._______ ( take ) more exercise and you’ll become healthier.

10.Though the hike is far ___________ ( tough), I’ll try to finish it.