It is urgent to revise sick sentences.

Uncle Ding is over 70 years old and in good health. He is wearing a blue cotton-padded jacket and an old cotton-padded hat, keeping a hard and simple style. In the war of liberation, he often pushed carts to transport grain such as millet, corn and flour to the front line. I don't know how many places he has traveled, and he was awarded the honorary title of "model before supporting the army" four times. He often teaches us: "I have experienced the old and new societies and know that a happy life is hard to come by." You should cherish it! "

Uncle Ding is over 70 years old and in good health. He is wearing a blue cotton-padded jacket and an old cotton-padded hat, keeping a hard and simple style. In the war of liberation, he often pushed carts to transport grain such as millet, corn and flour to the front line. I don't know how many places he has traveled, and he was awarded the honorary title of "model before supporting the army" four times. He often teaches us: "I have experienced the old and new societies, and I know that life in Xinfu is easy. You should cherish it! "

Ill sentence:

1, wearing a cotton cap;

2. Waiting for food is not "harmony", and the concepts of genus and species cannot be juxtaposed;

3. The collocation of "appraised" and "honorary title" is wrong;

4. The positioning of "tough guy" is wrong;

5. The "old and new cooperatives" are not in the right order.

Typo:

1, bear hardships

2. Tough

Step 3 be happy

Punctuation:

1, error question mark;

2. The period between "wear" and "hard work and plain living" is wrong.