для разрушения льдов в северных морях взрывчатку закладывают под лед,а не на лёд.почему это усиливает взрывной эффект?

Опишите этот плакат. Попытайтесь использовать в своём тексте односоставные предложения. 

Поставьте глаголы в скобках в Present Simple или Present Progressive. Завершите предложения с права местоимениями.

1. What (be) his advice? — I haven’t asked him for ... yet.

2. Your luggage (be) too heavy. They’ll have to charge you for ... .

3. Her clothes (show) her good taste. ... really (look) great.

4. The football team (take) a shower at the moment. You can talk to ... later.

5. Physics (become) one of the most important subjects in our school. We all enjoy studying ....

6. The weather in this part of the world (change) very fast. You have to check ... before going out.

7. Where (be) my jeans? Have you seen ...?

8. These gloves always (keep) me warm. You should try ... on.

9. Her good looks (make) her very proud.— Yes, she thinks about... all the time.

10. The news you brought (change) everything. We need to discuss ... as soon as possible.

11. His money (be) on the table. He always forgets where he has left ....

12. They (change) posters on the Opera House.— I know. A new ballet (come) here next week.

растворы соды,мыла и силикатного клея изменяют окраску фенолфталейна.Какой вывод можно сделать о свойствах этих соединений

первое числ больше второго на 10. найдите эти числа ,если их произведение равно 56