Could you please help me hand out the homework? (3)
B
B
Did your father use to drive to work? (4)
C
C
Lucy has changed a lot recently. (5)
D
D
It's impolite to keep others waiting.
B A.It was invented by accident. B.Yes.But now he is used to riding a bike. C.So she has. D.I agree with you.It's important to be on time. E.With pleasure.