( )（2）May _____ perform to celebrate.
A. children B. child C. childs
These clothes ____ only $10. They still have $20 _____.
A. cost, to spend B. spend, to cost
---Oh, no! The printer was ________.
---Don’t worry. You didn’t _______ it. Check again.
A. break, broken B. broken, break
I’ll meet you _____ _____ hour.
A. on a B. in an
Remember you shouldn’t play computer games ________ doing your homework.
A. before B. after
A paeryou !
A.to B.for C.on