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

1) b); 2) b); 3) c); 4) b); 5) c);

Answer 2

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




успехов!!!