1. He (can, will be able to, must) read books in German when he has finished this course. 2. She (can, may, must) be very charming if she wants to be.3. You (mustn't, needn't, have to) come if you don't want to.4. He has got (much, many) financial problems.5. She is very busy today. She has (few, little) free time.6. The weather in November is not so (cold) as in December but it's (cold) than in October.7. The (long) is the night, the (short) is the day.8. My car (repair) in the garage. It (be) ready in three hours.9. Oh! He (have) a shave! He (look) strange without a beard.10. I (do) military service for eighteen months. This is my last month.11. No sooner I (leave) the office (than, then, that) the telephone rang. I hope there was (somebody, anybody, nobody) there to answer the call.12. You don't work hard. If you (work) harder, you (pass) your examinations successfully.13. If it (be) not so windy tomorrow, we (not, have) any trouble in putting the tent up.14. The population of the world (grow) from 35 million in 1950 (to, at, by) 42 million today.15. My brother (play) hockey for five years already. He (play) for the national team in ten matches.16. You (like) these pears? - It's the first time I (eat) such delicious pears.