These are 2 words of advice about what must and what mustn't be done if we want survive. Write more advice to people.

DOS DON'TS

Выбрать правильный вариант: 1. He says I (mustn't/needn't) do it. He has already done it. 2. You (needn't/mustn't) carry your driving license with you. 3. I can show my student's card, and I (mustn't/needn't) pay to get in. 4.

Underline the correct modal verbs: 1) Scientists don't have to/must consider the dangers of cloning. 2) People mustn't/don't have to be experts to operate a DVD player. 3) You must/mustn't switch off your computer when it is not in use.

1) The more fruit and vegetables we eat, a) the more they learn aboutthe world. 2) The warmer and wetter the climate b) the more people like you. 3) The more water we waste, c) the more interesting it is to learn the languages.

Закончите предложения с I/me/we/us/you/he/him/she/her/they/them 1. I want to see her but ... doesnt want to see ... 2. I want to see him but ... doesnt want to see ... 3. They want to see me but ... dont want to see ... 4. We want to see them but ...

Example: You must / don't have to tidy your room. It's a mess. 1 You don't have to / mustn't swim there. It's dangerous. 2 I haven't to / don't have to do my homework. It's Saturday. 3 She must / mustn't practise the piano tonight.