The book is very cheap. You should buy it. (Combine the sentences with “enough”)

(a)  

I lived on a farm once, but I don’t any more. (using "used to")

(a)  

I had a lot of money but I lost it all when my business failed. (using “used to”)

(a)  

Phong looks very tired. ( go to bed late ) (Use “ought to” to give advice)

(a)  

Now it's starting to rain, and you haven't got an umbrella. ( get wet ) (using “be going to”)

(a)  

The exam will be very difficult and you are not studying at all. ( pass the exam ) (using “be going to”)

(a)  

The man can’t see where he’s walking. There is a hole in front of him. ( fall ) (What is going to happen ?)

(a)  

You must finish your homework before Sunday. (using "have to")

(a)  

This book is boring. I don’t want to read it. (using “enough”)

(a)