6 Complete these sentences so that they are true for you. 1. I can .................................. but unluckily I cannot ............................................... 2. When I was a child, I could/was able to .................................................. . I ve got a cold, what can I do? You should go to the doctor 3. In a few years I may/might ................................................................................... . 4. I m not allowed to ......................................................................................................... . 5. I must/have to .................................................................................................................. . 6. I mustn t ................................................................................................................................. . 7. I don t have to ................................................................................................................... . 8. I should/ought to .......................................................................................................... . 9. I shouldn t ............................................................................................................................. . 10. I need to ................................................................................................................................. . TIME PREPOSITIONS Remember that at is used for a precise time, in for months, years, seasons, centuries and long periods, on for days and dates. 7 Complete the sentences with suitable time prepositions. THE MORE THE BETTER (PARALLEL INCREASE) ACTIVITIES 1. We have a biology lesson .......... nine. 2. Our parents can talk to the chemistry teacher .......... Tuesdays. 3. The lab is closed .......... the summer. 4. I don t usually go home .......... lunchtime because we ve got afternoon classes. 5. Penicillin was discovered by Alexander Fleming .......... 28 September 1928. 6. There were many biotech developments .......... the 20th century. Look at these examples expressing Parallel Increase and their structures. The more you eat, the fatter you get. Più mangi, più ingrassi. (There are two verbs) The more you study, the better. Più studi, meglio è. (There is a verb in only the first part of the expression) The faster the electron, the farther away from the nucleus it is. Più velocemente si muove un elettrone, più lontano si trova dal nucleo (There is a verb in only the second part of the expression) The more information, the better. Più si hanno informazioni, meglio è. (There is no verb). 8 Translate the sentences below into Italian. 1. The more experience you have, the easier finding a job will be. 2. The fewer mistakes you make, the better your mark. 3. The larger the quantities, the more appropriate a graduated cylinder is. 4. The more practice, the greater the skill. 5. The more it rains, the more serious the problems become. 9 Make complete sentences by matching their first and second parts. 1. The more you pay, 2. The more energy is given to a liquid, 3. The more you look at it, 4. The faster the driving, 5. The better your education, a. b. c. d. e. the more it will boil and change into a gas. the better the quality. the greater your opportunities. the more difficult the problem. the more petrol the car uses. MICROBES: FRIENDS AND FOES Module 4 167