Computers ... very efficient, a) is b) are с) am Peter ... very hard-working, a) to be b)...

Question

Computers ... very efficient, a) is b) are с) am Peter ... very hard-working, a) to be b) is c) are Banks ... open till six o'clock, a) am b) is c) are They ... in the house right now. They are in the library. a) are b) aren't c) is not I ... a student. I am an engineer, a) am b) is c) am not

Answer 1

Computers are very efficient, 
Peter is very hard-working, 
Banks are open till six o'clock, 
They are in the house right now.
They are in the library. 
I am not a student. I am an engineer