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译林2003课标版《Grammar and usage(1): Modal verbs: general introduction》新课标PPT课件优质课下载
2. He won a god medal in Olympic games and 36 world champions in his career.
3. He broke the world record in 2006.
4. He suffered from great injuries and retired in 2015.
5. He is good at 110-metre hurdles.
1. He made great achievements in track and field.
一. We use modal verbs to talk about:
1. Ability (能力)
2. Obligation (义务)
3. Certainty (可能性)
4. Permission (允许)
5. Make requests(提出请求)
6. Make suggestions(提出建议)
7. Make offers(提供帮助)
8. Give advice(提出意见)
1.Ability (能力):
Liu Xiang can run the 110m hurdle race within 13 seconds.
can/could:
1. can 一般表示?与生俱来的能力或者?一种客观可能性,还可以表示?请求和允许 。
The weather here _____ be hot.
can
Man can not live without air.
_______ I use your bike?
Can
can/could:
2.在疑问句中,用could可表示请求,语气较委婉。