Put questions to the subjects of these sentences.
1) Both John and Helen wear glasses.
2) My parents often go to the theatre.
3) My optimism helps me to live.
4) His friend knows the way out.
5) Traffic jams are typical of big cities.
6) Nick is my close friend.
7) Pete's sister likes oranges.
8) ''B'' comes after ''A''.
9) This car uses a lot of petrol.
10) Japanese cartoons date back all the way to the 1950

1. The person who sings is a singer. 2. The person who plays in films is an actor 3.The person who helps people when they are ill is a doctor. 4. Buckingham Palaceis the London home of the queen. 5. The capital of the United Kingdom is London 6. At science lessons pupils do experiments and learn about nature. 7. Do you speak English? 8.Let's arrange a picnic at the weekend. 9.They are a typical Russian family: a father, a mother, two children.  10.There are many endangered animals all over the word: the African elephant, the giant panda, the black rhino and others.

Объяснение:

  Russian, also called Great Russian, is a (0) member of the Indo-European fam­ily of languages. As Russian is a (1) widespread language, it is considered to be one of the (2) major  world languages. Knowledge of the Russian language opens the door to the study of Russia’s rich tradition of literature, art and music. Russian literature (3) ranks among the most beautiful and exciting national literatures in the world. Russian is the (4) native lan­guage of the greatest people known (5) throughout the world: L. Tolstoy, P. Tchaikovsky, I. Pavlov, A. Sakharov, to name just a few. Russian (6) (6) is recognized as a very difficult language. If you speak Italian, French
or German, you will learn Russian vocabulary even more easily as many words(7) (7) were borrowed in the 18th and 19th centuries from these languages. If you neither travel regularly to Russia nor have a Russian pen friend, you should (8) practice your Russian in other ways. There is a wealth of books and DVDs waiting for you, and many are (9) available at local
Russian shops. If you study Russian one hour a day regularly, you will probably be (10) fluent in three years. Being able to read a newspaper article
with a dictionary can be (11) achieved in a year.
Who do you think expresses it?=A native speaker.