1 . They have been considering ______ out the problem.(work)

2 . — What clothes are you going to take when travelling to Harbin in winter vacation?
— I'm _______ hanfu. I will put a warm sweater inside and a down coat (羽绒服) outside.

A．considering wearing

B．considering to wear

C．consider to wear

3 . If you have difficulty ________ with your classmates, you may consider ________ your teacher for help.

A．communicating; to ask

B．communicating; asking

C．to communicate; asking

4 . —I really don't know what to do for the coming holiday.
—I think you can consider _____ a meaningful activity.

A．choose

B．choosing

C．to choose