1 . I want to invite my friend ________ eat Chinese food.

A．at

B．in

C．with

D．to

2 . You drop a piece of litter and can’t be bothered to ________.

A．pick up

B．picking up

C．pick it up

D．picking it up

3 . The teacher was ___________ happy ___________ hear the news that White had been admitted to a university.

A．too... to...

B．so... that...

C．not only... but also...

D．such... that...