Определите максимальную скорость маятника механических часов, если длина маятника 20 см, максимальный угол отклонения 10°.​

Какие слова являются грамматической основой в предложении"Человек должен знать и понимать культурное наследие своего народа"?

Пожалуйста помогите!!!!

Употребить глаголы в нужной форме в Present Perfect, Past Simple, Past Continuos, Past Perfect
1. Look! Sam (to bring) some cheese ten o clock
2. We(not to see) each other before we (to come) to the place.
3. The meeting (to bring) before he (to come) to the place.
4. How long you ( to have) this pain in your shoulder? -For about three months.
5. Jack and Jenny (to watch) television when their mother (to come )
6. Wjen my husband (to have )coffe, he (to go) to his office.
7. When I came and (to enter) the kitchenn, I (to see) that my parents (to drink) coffe.

Package holidays are very popular with some holidaymakers. Other travellers say that making your own holiday plans is better. What can you say for and against going on a package holiday?

помогите написать сочинение по английскому,хотя бы немного.