He had his camera ready ________ he saw something that would make a good picture.[ ]

hey retire, many peopleover 60 prefer the houses in the country to spend their remaining years to__________ in a large city.

It is said that ______ bridge was built in ______ Ming Dynasty.

How many students like this song in your class — _______ of us likes it. It sounds terrible.

The truck ______ the trainees miles fromanywhere and they had to reach the stated destination within 5 hours totally onfoot.