Put the verbs in brackets into the correct form. 1. you mustn't be rude to your friends. ( be ) 2. parents have children' s diaries every day. ( check) 3. does mike sports club? ( join ) 4. you must our place on sunday! ( come ) 5. bill doesn't have at school have ) 6. it very exciting! ( be ) 7. we elderly people. ( help) 8. does ann often have to the library? ( go ) 9. in autumn we have leaves. ( rake) 10. you parents' permission to join us. ( ask) 11. i have project by monday. ( finish)

You mustn't be rude to your friends.
Parents have to check their children' s diaries every day.
Does Mike have to join a sports club?
You must come to our place on Sunday!
Bill doesn't have to have lunch at school.
It must be very exciting!
We must help elderly people.
Does Ann often have to go to the library?
In autumn we have to rake leaves.
You must ask your parents' permission to join us.
I have to finish this project by Monday.

1. What is the history of the word “vitamin”?

The word “vitamin” goes back to the Polish scientist Casimir Funk in 1912. He was studying a substance in the layer that covers rice. This substance was believed to cure a disease called beriberi.

2. Why was James Lind involved in the search of vitamins?

Funk believed the substance belonged to a group of chemicals known as amines. He added the Latin word "vita," meaning life. So he called the substance a “vitamine” -- an amine necessary for life.

4. How many vitamins do you know? Name them.

A, B, C, D, E and K. 6 vitamins

5. Which vitamin do you consider the most important for health? Why?

Vitamin A i think, it helps prevent skin and other tissues from becoming dry.

1. THE INTERNATIONAL criminal Jimmy Rosendale is reported to be living in Ireland.

2. HE is believed to be the head of a gang of bank robbers.

3. THE GANG is known to have carried out a series of robberies.

4. THEY are supposed to have escaped with over €1 million.

5. THEY are thought to be targeting banks in small provincial towns.

6. Jimmy Rosendale is said to be wanted for questioning by police in five countries.

7. HE is understood to have escaped from police custody by bribing a warder.

8. HE is assumed to have been involved in criminal activities all his life.

9. HE is presumed to have learned his trade from his father.

10. HIS FATHER is alleged to have been the mastermind behind the 2001 gold bullion robbery.