IV. Supply the right forms of the words in brackets:
1- I am disappointed about my students’ __________(care).
2- Sir Hopkins was awarded an Oscar for his__________ (perform).
3- The crowd waited excitedly for the __________(arrive) of Princess Diana.
4- If we go on littering, the environment will become __________(serious) polluted.
5- Ba and his family had a two __________(day) trip to their home village.
6- (Approximate) __________700 million people speak English in the world today.
7- Jeans became very popular, so many people began __________(wear) Jeans.
8- She received a lot of (encourage)__________ from her parents and friends.
9- How many hours a week do you spend __________(watch) TV?
10- This machine __________(automatic) turns off after 2 minutes not in use