Match the sentence halves. Be ready B
1 Do we need
2 In some countries it's important
3 I know you're tired, but try I
4 We were late, so Simon offered
5 It's difficult a
A to give us a lift to the station.
B to show your passport at check-in.
C not to forget people's names in a big class.
D to dress correctly in public.
E to buy some dollars at the airport?
F not to fall asleep during the film!

his hen can fly. - his hen can't fly.

his pig has got a hat. - his pig hasn't got a hat.

his rabbit is grey. -  his rabbit isn't grey.

mr adams doesn'n work on monday, does he?

  mr adams works on tuesday, doesn't he?

1.вы должны попытаться выяснить, так много фактов, как можно больше об этой экспедиции в антарктику.2.группа экспертов должны анализировать сложившейся ситуации связанные с экологическими проблемами нашего города.3.молодому инженеру разрешили применять мобильное оборудование в его экспериментах на поле.4.этот производственный процесс должен был быть улучшен новыми техническими средствами.

1. you should try to find out as many facts as possible about this expedition to the antarctic. 2. the team of experts is to analyze the present situation connected with our city's ecological problems. 3. the young engineer was allowed to apply the mobile equipment in his field experiments. 4. this production process had to be further improved by new technical means. 

-i'm going shopping. is there anything you need?

-a shampoo, please.

-any special kind of shampoo?

-for what type of hair?

-for all types of hair, please.

-anything else?

-a liquid soap, please.

-ok, i'll be back soon.