Find out and correct the mistake
Ex 7: Find out and correct the mistake:
There are many books, but you ought buy some from the bookshop. ..........................................
Let's puts the table between the chair and the shelf. .........................................
You must keep these chemicals out from children's reach. .........................................
Girls are look at themselves in the mirror. .........................................
It's danger put knives everywhere in the house. .........................................
We should spend our money to buy useful things. .........................................