In some cities, something _______ to stop the sale of live poultry（活禽）during the past weeks.

—How often ______ your school sports meeting ______?
— Once a year.

I want to know if they _____ the spring sports meeting next month. I must get ready for it if they ___ it.

She _______ this book for 3 years, She ______it in 2010.

--- It’s difficult for the village children to cross the river to get to school.
--- I think a bridge ________ over the river.

The Green family ________ China for five years.
A. has come to         B. has been in          C. has been to

So far, most of the work _______ by others, it’s your turn to do the rest of it.

Don’t worry. The blind man            to walk across the road soon by the policeman.

– Where ______________?
– An art exhibition. I think it’s really worth _______ and we can learn a lot from it.

To everyone’s surprise , Alex _____ play chess very much when he was only four .