Предмет: Биология, автор: ник858

почему не придумали отдельно воздушную среду обетания

Ответы

Автор ответа: София1151

Организм не может существовать только в воздушной среде. Пример: птицы,насекомые. Они могут длительное время находиться в воздухе, но рано или поздно сядут на землю,так как их крылья устанут и им придется сделать вынужденную посадку.

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GRAMMAR

Tick () A, B, or C to complete the sentences.

Example: My sister _____ Italian.

A speak  B speaks  C do speak 

1 I need _____ to drive a car this summer.

A learning  B learn  C to learn 

2 I don’t mind _____ time with my partner’s family.

A to spend  B spend  C spending 

3 We stopped at a café _____ a drink and a break.

A to have  B have  C for have 

4 _____ about everything is the best way to have a good relationship.

A Talking  B Talk  C The talking 

5 It’s interesting _____ your partner’s brothers and sisters.

A meet  B to meet  C for meet 

6 I don’t feel like _____ breakfast this morning.

A having  B have  C to have 

7 You _____ pay to go into that museum. It’s free.

A don’t must  B mustn’t  C don’t have to 

8 You _____ walk home at night. It’s dangerous.

A should  B shouldn’t  C shouldn’t to 

9 I think they _____ buy a new car. Their old one looks terrible.

A should  B should to  C mustn’t 

10 Nina couldn’t come to my birthday party, but I went to _____.

A her  B she’s  C hers 

11 If we _____ queues, the other queue will move quicker.

A changed  B change  C will change 

12 She’ll be really happy if we _____ her to our party.

A invited  B invite  C would invite 

13 If they _____ arrive in five minutes, we’ll go.

A didn’t  B won’t  C don’t 

14 How many films _____ Johnny Depp made?

A did  B have  C has 

15 When _____ your parents meet?

A have  B has  C did 

16 What _____ she do if she lost her job?

A will  B would  C did 

17 If we _____ work tomorrow, we’d stay longer at the party.

A have to  B didn’t have to  C don’t have 

18 _____ you stop working if you were rich?

A Would  B Will  C Do 

19 My mum was a teacher _____ 25 years before retiring.

A for  B since  C during 

20 We’ve lived here _____ I was a young child.
A for  B since  C when 

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