1. Rock 'n' roll originated and evolved in the United States during the late 1940s and early 1950s.

2. It was influenced by (∅) African American musical styles such as (∅) gospel, (∅) blues, (∅) jazz and (∅) rhythm and blues.

3. (∅) Classic rock and roll is usually played with one or two electric guitars.

4. (∅) Rock and roll, as seen in (∅) movies and on television, influenced (∅) lifestyles, (∅) fashion, (∅) attitudes, and (∅) language.

1. She was (Ø) President Franklin Delano Roosevelt's wife, so she was an American First Lady.

2. She lived in the first half of the 20th century.

3. She was very active in (Ø) politics.

4. She wanted to help (Ø) poor people, to fight (Ø) racism and to promote (Ø) women's rights.

1. My children are addicted to the Internet.

2. I often listen to the radio. I love listening to the news every morning.

3. Do you play the piano? Unfortunately, I don't play any instrument.

4. What's your sister's job ? She works in the army. She is a doctor.

5. The police are on the alert because of all the terrorist threats.

1. If there is a fire, you must call the fire brigade.

2. Where do you live ? In the suburbs or in the city centre?

3. Can you switch on the TV, please, there's a programme I want to see.

4. My sister left the house in the middle of the night.

5. Your music is too loud. Can you turn the volume down?

1. All the passengers were angry / furious because all the trains had been delayed by an incident.

2. Both the buses and the trains were at a standstill.

3. The traffic was stopped in the whole area.

4. Each passenger had to look for a place to sleep.

5. We spent the whole night in the station.

1. Each student has a different exercise.

2. Do you all have a worksheet?

3. Everyone has twenty minutes to do the test.

4. Does every student understand the questions?

5. We'll begin when every one of you is ready.

1. My friend and I spent the whole summer on a small island in Greece.

2. All the inhabitants were welcoming and friendly.

3. Every day they would give us lots of fruit.

4. We went to a different beach every / each day.

5. Both of us / Each of us had a wonderful time.

1. He speaks English fluently.

2. I don't know these people well.

3. I can sing this song very well.

4. I've always been afraid of spiders.

5. He does his homework very quickly.

1. Mark hardly ever drinks green tea for breakfast.

2. They always help their parents with the house chores.

3. My friends often spend hours chatting on the Internet.

4. Lucy usually goes to Canada for the summer holidays. She stays with her cousins.

5. Have you ever done rowing or fencing? No, I've never done these sports.