Review 1. Unit 1, unit 2, unit 3. Lesson 1. Language

REVIEW 1: Units 1-2-3
LANGUAGE
Vocabulary
1. Complete the sentences.
1. preservation
2. distinguished
3. respectable/ respected
4. urbanization
5. disposal
6. industrialization
2. Form compound adjectives, then use them to complete the sentences
1. thought-provoking
2. off-peak
3. well-planned
4. long-term
5. worldwide
PRONUNCIATION
Listen and write the correct words in the blanks
1. their, They’re
2. council, counsel
3. Where, wear
4. made, maid
5. red, read
GRAMMAR
4. Complete the sentences.
1. (should) join
2. (should) complete
3. (should) come
4. (should) offer
5. (should) be provided
5. Put the verbs in the right tenses.
1. was walking
2. saw
3. was standing
4. came
5. realized
6. stopped
7. helped
8. led
9. met
10. was waiting
11. said
12. was worrying
13. wondered
6. Make compound or complex sentences.
1. If students (can) keep their homes and schools green and clean, they will contribute to the Go Green campaign.
2. The burning of fossil fuels emits harmful gases, but people still use them for heating and cooking.
3. the city buses and taxis use noise reduction devices and run on environmentally friendly fuels.
4. Many residents use coal fires for cooking, which can seriously pollute the air of the city.
5. They use corn to make bio-fuels, which may lead to food shortages.