1 . You can never imagine what great difficulty I have ________ your house.

A．found

B．to find

C．in finding

D．for finding

2 . —Have you considered ________ your job as a teacher?
—Yes. I like the job because a teacher is often considered ________ a gardener.

A．to change; to be

B．to change; being

C．changing; being

D．changing; to be

3 . We can save water by ________ the tap when we don’t use it.

A．turn on

B．turning on

C．turn off

D．turning off

5 . My sister likes ________ her new iphone 6s plus before her classmates.

A．show around

B．showing around

C．show off

D．showing off

6 . We are thinking of ________ harder for a better future.

A．work

B．to work

C．worked

D．working

7 . I am looking forward to ________ new progress on my study in the following months.

A．make

B．made

C．making

D．makes

8 . Would you mind ________ care of my cat when I am away on the business trip?

A．take

B．to take

C．took

D．taking

9 . Bill spent too much time ________ the online game.

A．play

B．to play

C．playing

D．played

10 . I kept ________ where I had put my 3D-glasses.

A．wonder

B．wondering

C．to wonder

D．wondered