1 . He is angry with his mother, because she always ________ him with the best student in his class.

A．complains

B．competes

C．compares

D．continues

2 . I have entered many singing ________ so far.

A．competition

B．competitions

C．compete

D．competes

3 . His job ________ looking after all the babies in this room.

A．includes

B．shines

C．cheats

D．competes