22．Despite the fact that Betty is a lovely girl, she____be extremely difficult to work with sometimes.

The number of books in the bookshop is about 10,000 and a numberof them about science.

The seals were stranded（搁浅）on the Rhode Island beaches,_____ they were rescued last year.

Do you think people will have ________ work to doin the future— I think so. And I think they will have _______chances to travel.

The Taiwan Straits ______Taiwan from Fujian.