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Measures must be taken to prevent pollution ________ happily.

I’m sorry I can’t help ____ the flowers, because I’m busy preparing for the singing competition ____ tomorrow.

A lot of coal miners died on the job last year, ____ the local government to shut nearly 500 small mines in Shanxi Province alone.

–Where is Mr Smith? I can’t find him anywhere.
--He is said _______Australia.

______ their service, the workers of the hotel are active in learning English.

They would rather spend time_____ than ____in the street.
A read; wander                  B reading; wandering
C reading; to wandering              D reading; wander

It seemed that the sea lion didn’t mind _______ with the tourists at all.

He hurried to the station only _______ that the train had left.

______ about the safety of the people in the earthquake-stricken Lushan county in Sichuan Province, Premier Li has flew there to direct the rescue mission.