1. An animal species becomes(虽然species是以s结尾,但此处该词跟在冠次an后,还是单数,所以谓语become用了单数) extinct when it fails to produce enough young in each generation to keep pace with the death rate.
2. Better-adapted 更能适应环境的
3. A number of examples can be given of the way in which(定于从句之所以用in which,是因为in the way表示以某种方式) natural environments are being rapidly changed.
4. Likelihood 可能性
5. Because表示因为是连词,后面应该接句子;because of 表示因为是介词短语,后加名词或代词。
6. Provided(that)+从句,表示如果
7. There is great pleasure in watching wildlife in natural or near-natural environments.
Text B The killer Smogs
搭配:
1. Be filled with 充满
2. Be caused by 由什么引起的
3. Turn into 转变成
4. Combine sth./sb. with 把什么结合在一起
5. Be blown away 被吹走
6. Be due to sb./sth./doing sth. 因为
7. Breath in 呼进
语言点:
1. Fog(n.雾)-foggy(adj.雾的)
2. The first reported event 第一个被报道的事
3. Older people with lung or heart diseases were hit(受害最重/受打击最重) hardest.