have just had my watch repaired.—How much did they ______ you?

c. don’t have toD. needn’t to

Oh, I left my dictionary in your house.— Don’t worry. I ______ it to school tomorrow.

What_____news! The 2nd Youth Olympic Games has been held in Nanjing successfully.— Really That’s great!

There is so much noise in the yard that I can’t ________ my attention on my work.