1.Put the verbs between brackets in the correct form Experiments on animals should (forbid) …………………. Experts predict that the world population (double) …………………by the year 2060. You ought (go) ……………. to bed early if you feel tired. 2.Write the missing modal verb 1. It's a hospital. You______________ smoke. 2. He had been working for more than 11 hours. He___________________ be tired after such hard work. 3. I____________________ speak Arabic fluently when I was a child and we lived in Morocco. 4. The teacher said we could read this book for our own pleasure as it is optional. But we_______________ read it if we don't want to. 5. Take an umbrella. It______________ rain later. 6. _______________ I ask a question? Yes, of course. 3.Write about 80-100 words Internet is a technological invention that has changed people's life either positively or negatively . Write an article to your English school magazine and give your opinion .