III. Put the words into the correct form.
1. Mark **is** a humour person. He always **tells** us funny stories.
2. At the moment, Melissa **is lying** on her bed and reading a book.
3. Students **do not use** a dictionary when doing their tests.
4. **Does** he **like** Rock music?
5. My brother **is sitting** next to a cute girl now.
6. Mai **does not work** very hard every day.
7. She **is running** in the park right now.
8. **Is** she a good student? She often gets high marks at school.
9. Please don't make so much noise. I **am concentrating** on work.
10. **Do** you **often understand** the questions from your teacher?

IV. Fill in the blanks with suitable words in comparative.
1. Monkeys are **more intelligent** (intelligent) than bears.
2. She looks **more beautiful** (beautiful) than her garden.
3. Her niece draws **better** (good) than she does.
4. The table is **heavier** (heavy) than the chair.
5. Lan is **prettier** (pretty) than her sister.
6. These products in this market are **more natural** (natural) than these in that market.
7. Holiday in the sea is **more interesting** (interesting) than holiday in the mountain.
8. The living cost in the countryside is **cheaper** (cheap) than that in the city.
9. Lylia speaks English **more fluently** (fluent) than Billy.
10. The host arrived **earlier** (early) than we expected.