1. Neither John nor his friends are going to the beach today.
2. They are such interesting books that I cannot ignore them at all.
3. It took him 10 minutes to do this exercise yesterday.
4. My parents let me go abroad alone for the first time last year. 
5. Does he know enough French to work as a translator.
6. My younger sister kept on telling us about the show.
7. If it doesn't rain soon, millions pounds' worth of crops will be lost.

8. If either of you take a vacation, we will not be able to finish the work. 
9. I think most of children are creative enough to write beautiful poems. 
10. Everyone must take part in preventing deforestation.
11. They made their living by catching fish in the ocean everyday.
12. If Lan comes to England, it will be a good opportunity for her to improve her English. 

1. Neither John nor his friends are going to the beach today.
2. They are such interesting books that I cannot ignore them at all.
3. It took him 10 minutes to do this exercise yesterday.
4. My parents let me go abroad alone for the first time last year. 
5. Does he know enough French to work as a translator.
6. My younger sister kept on telling us about the show.