| 课文填空。 按照课文填出句中缺少的词汇，每空填一词。 |
| 1.This bacteria-killing medicine is _____ by many to be one of the most important medicines in _____ society… He noted that mould had ______ on a special _____ jelly that had bacteria on it. 2.Young people from different ______ and different countries can form lifelong friendships. _____, people who are disabled and must stay in their homes can communicate with the outside world and meet others with _____ interests. 3.Some experts say that spending too much time building Internet _____ can _____ people's abilities to live normal lives… |