Choose the right forms of the verbs to complete the sentences.

Choose the correct option.

If you go out with your friends tonight, I [will read|read] a book at home.

If I [am|were] stronger, I would help you with your bags.

She would have bought it if it [had had|had] a lower price.

I [would enrol|will enrol] in a course on modern design if a famous professor gives lectures.