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- We have three periods of chemistry a week. 我们一星期三节化学课。
- She watch them do exercises this morning. 今天早上她看着他们做练习。
- The scientist probed into the secrets of chemistry. 这位科学家探索了化学的种种奥秘。
- He exercises everyday in pursuit of health. 他为了健康而每天锻炼。
- Relaxation exercises can free your body of tension. 放松运动可以松缓身体的紧张。
- Chemistry was her favourite subject at school. 她上学时最喜欢化学。
- Do more exercises or you will be out of condition. 多做锻炼否则你会身体不好的。
- No one can cope with him in Chemistry. 在化学方面，谁也比不上他。
- Look over the exercises before handing them in. 把练习再检查一遍。
- I am not good at organic chemistry. 我的有机化学学得不好。
- He exercises forbearance in dealing with people. 他宽以待人。
- I'm played out after all that exercises. 所有操练项目做完之后我累坏了。
- We will do a Chemistry experiment this Friday. 这个周五我们要做化学试验。
- Mr.Smith needs more exercises to keep fit. 史密斯先生要健身还需要更多的锻炼。
- A textbook of reading exercises. 阅读练习内容为阅读练习的教科书
- He is an authority in the region of chemistry. 他是化学界的权威。
- Swimming exercises the whole body. 游泳能使身体得到全面的锻炼。
- I have only a rudimentary grasp of chemistry. 我只掌握了化学的初步知识。
- I get up early so that I can do some exercises. 我早起为的是能锻炼一下身体。
