_________is very interesting to swim in the river in summer, but it’s dangerous.

I know you don’t like ______ music, but what do you think of ______ music in the film?

Some of her best loved photos are _____ display in this exhibition .[ ]

The number of wild lions in Africa (非洲) no more than 15,000 in the year 2010. — Like tigers, they are really in danger of dying out, too.

Apple says Samsung isn’t honest company, because it is always copying others.