A. Never mind.
B. Why not？
C. Not at all.
2. — ?How often do you go dancing? — ?_________? ? ? ? ? ? ? ? ?
A. Yesterday.
B. I will go dancing tomorrow.
C. Every other day.
3. There are many ways _____________ the problem.
A. solve
B. solving
C. to solve
4. ?Society is now much more _____________ than ever before.
A. diffrent
B. diverse
C. changing
5. ?I really appreciate __________ to help me, but I am sure that I will be able to manage by myself.?
A. that you offer
B. you to offer
C. your offering
