下面每句画线部分均有一处错误,请找出来改正。
( ) 1. We are going to opened our gifts. ______________
A B C D
( ) 2. It's fun to put up a Christmas trees! ______________
A B C D
( ) 3. Where does the star goes? ______________
A B C D
( ) 4. Would you like to put the star off the tree? ______________
A B C D