I've won a holiday for two to Florida. I _____ my mum.

[　　]

A．am taking　　　 B．have taken

C．take　　　　　　D．will have taken

Waste water must be prevented _____ into the river. We must find ways.

[　　]

A．to be sent　　B．from sending

C．being sent　　D．from being sent

Jumping out of _____ airplane at ten thousand feet is quite _____ exciting experience.

[　　]

A．／; the　　　　 B．／; an

C．an; an　　　　　D．the; the

_____ such heavy pollution already, it may now be too late to clean up the river.

[　　]

A．Having suffered　　　B．Suffering

C．To suffer　　　　　　D．Suffered

_____ the Internet is bridging the distance between people, it may also be breaking some families or will cause other family problems.

[　　]

A．When　　　　B．While

C．If　　　　　 D．Since

He is man with _____ of staying in France for 20 years.

[　　]

A．experience　　　　B．experiences

C．an experience　　　D．an experiences

The professor _____ at the meeting will give us a lecture next week.

[　　]

A．referred　　　　 B．referred to

C．referring　　　　D．referring to

He is fond of _____ but he doesn't like _____ with me at present.

[　　]

A．fishing; to go fishing

B．fishing; going fish

C．fish; fishing

D．fish; to go to fish

They forced the door open and found an old woman _____ on the ground dead.

[　　]

A．laying　　　　　B．lied

C．lying　　　　　 D．laid

What do you feed the chickens _____?

[　　]

A．on　　　　　B．to

C．／　　　　　D．as