Предмет: Биология, автор: nastyas2003

Ребят срочно помогите
4) Выбирите все правильные ответы
Осевой скелет ланцетника представляет собой
а)позвоночник
б)хитиновый покров
в)хорду
г)наружный скелет, пропитанный известью
5)Выбирите все правильные ответы
Киль имеет грудина многих
а)млекопитающих
б)пресмыкающих
в)земноводных
г)птиц

Ответы

Автор ответа: elenkamaslova
0
1)Он представляет собой хорду.2)Киль имеется у птиц.
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Complete the sentences with the correct present form.
1. A: Can I borrow your calculator?
B: Sorry, but I ______________________ (still / use) it.
A: Ok, it _______________________ (not matter). I’ll ask
for it to John.
2. See you in the morning. I __________________ (leave) in
a minute.
3. I ______________________ (never / wear) a tie to work
and I _________________ (refuse) to start now!
4. If you drop it, it will explode! What _________________
(you / do)?
5. You are a great cook! This cake __________________
(taste) wonderfully.
6. Excuse me, but ________________________ (this bus /
stop) outside the Post Office?
7. Henry _________________________ (still / not find) a job.
8. I ___________________ (drive)! You can sit in the back
with Martin.
9. How long ________________________ (you / wait) for
the bus? You __________________ (look) really annoyed!
10. Ugh, don’t show me that picture! I ________________
(can’t stand) spiders!
11. Joan _____________________ (seldom / sit) next to Eve.
12. I’ve finished my exams so I _________________ (lie) on
the beach the rest of the summer.
13. Stop doing that! You __________________ (be) very silly
today, Paul!
14. It’s ages since I ________________ (not be) to an Indian
restaurant. ____________________ (you / fancy) coming
today with me?
15. In winter, what _______________________ (you / wear)?
16. Why _________________________ (you / look) at me like
that? Have I done something wrong?
17. The coat _____________________ (not fit) me. I need a
larger size.
18. Thanks for this great time. I ___________________
(have) a lovely evening.
19. This is an exam. Why ____________________ (you / talk)?
20. I _______________________ (not decide) about buying a
new bike yet. I _____________________ (think) about it.
21. The dog ______________________ (dig) all the morning
but it _____________________ (not find) any bones yet.
22. Every Easter my granny ___________________ (visit) us
and my mum and she _____________________ (argue)
angrily all the time.
23. We ________________________ (walk) the whole day.
Let’s have a rest.
24. How many books ________________ (she / edit) so far?