1.Follow these safety instructions or you may get burnt.

If you don't follow these safety instructions, you will get burn.
2.I suggest having spaghetti and pizza tonight.

Let's have spaghetti and pizza tonight.
3.My aunt has never tasted sushi before.

This is the first time my aunt has tasted sushi.
4. You need to peel the onion and slice it.

The onion are need peeling and slicing.
5.Eating healthy foods is very important.

It is very important to eat healthy food.

1 . If you don't follow these safety instructions, you may get burnt. 

2. Let's have spaghetti and pizza tonight. 

3.This is the first time my aunt has tasted sushi. 

4.The onion need to be peeled and sliced. 

5. It is very important to eat healthy foods.