1. Gerunds:

I am interested in reading a book in my free time.

2. Tenses

- Lan often does homework in the evening after dinner.

- Last night, my mother bought me a big gift for my excellent test result.

- I have lived here for more than 10 years.

3. Imperative.

- Do more exercise to keep fit!

- Eat less junk food to be healthy

4. Comparisons

- My brother is taller than me

- Peter is the most intelligent student in my class.

- My house is as expensive as yours

- Your test mark is the same as mine.

5. Conjunction.

- Nam stayed at home yesterday because he was sick.

- It is raining, so take your umbrella.

1. I look forward to seeing you tonight.

2.

I get up at 5 am every morning (simple present tense)

She bought that pen yesterday (simple past tense)

We have been to Japan twice (perfect present tense)

3.

Don't touch that dog!

Go to sleep now!

4.

He is taller than me.

She doesn't play the piano as well as me.

I am the most intelligent student in my class.

December is the coldest month of a year.

5. 

I like to eat fast food, but my mom doesn't allow me to do that.

Smoking is unhealthy, yet many people don't give up smoking.