1, the moon complex in Li Bai's poems.

2. Patriotic feelings in classical poetry.

3. Study on the theme of classical poetry.

Second, the mathematics discipline:

1, the social background of the function.

2. The historical process of function concept development.

3. The story of functional symbols.

4. Mathematicians and functions.

Third, English subjects:

1, the riddle of English vocabulary.

2. Talk about festivals in western countries.

3. Animal idioms in English.

Fourth, the physics discipline:

1, a probe into the physics history of Newton's first law.

2. Galileo's study of free fall.

3. The development process of mechanical unit system.

4. Analysis of overweight and weightlessness in life.

V. Chemistry:

1, additive in food.

2. Development prospect and application of fuel cell.

3. Acid rain and human health.