Workbook Grammar Reference Answer Key

Unit 1

LESSON 2

1. are sitting

2. plays

3. isn’t living

4. watch

5. ’m not reading

LESSON 4

1. We never go to school on Sunday.

2. She is always tired in the evening.

3. They rarely visit their grandmother on Friday.

4. Books are sometimes difficult to read.

5. Do you often listen to music after school?

Unit 2

LESSON 2

1. didn’t play

2. was

3. Were

4. Did / visit

5. watched

LESSON 4

1. well

2. fast

3. quietly

4. happily

5. carefully

Unit 3

LESSON 2

Sample answers:

1. I went to the park on Sunday.

2. I didn’t take a shower in the morning.

3. My grandpa didn’t make a cake on the weekend.

4. I saw my friends and we played video games.

5. My sister didn’t wear a coat on Friday night.

LESSON 4

1. did you go to the park

2. did you go to the park

3. did you eat (at the park)

4. was at the park

5. did you do

Unit 4

LESSON 2

2. My mom could ride a bike when she was four.

3. My dad can’t swim fast now.

4. My cousins couldn’t speak English when they were twelve.

5. I can’t drive a car now.

6. My friends can play basketball well now.

LESSON 4

1. her

2. me

3. it

4. you

5. them

Unit 5

LESSON 2

1. bigger than, the biggest

2. older than, the oldest

3. hotter than, the hottest

4. better than, the best

5. naughtier than, the naughtiest

LESSON 4

Sample answers:

3. Video games are more boring than books.

4. I think Cars is the most exciting movie for children.

5. Math is more difficult than English.

Unit 6

LESSON 2

1. his

2. mine

3. yours

4. Ours

5. Hers

LESSON 4

1. D 2. A 3. E 4. B 5. C

Unit 7

LESSON 2

1. for

2. to

3. about

4. to

5. for

LESSON 4

1. have to

2. had to

3. have to

4. have to

5. has to

Unit 8

LESSON 2

1. How much / d

2. How much / e

3. How many / a

4. How much / c

5. How many / b

LESSON 4

Ice cream bread: some, any, some;

Pizza toast: a few, some , some

Unit 9

LESSON 2

1. Next year,

2. In ten years,

3. Twenty years from now,

4. In 2080,

LESSON 4

1. will people watch TV

2. will people live

3. Will students wear school uniforms

4. will students do after school

5. Will people have pets

Unit 10

LESSON 2

1. you should finish it before you watch TV.

2. you shouldn’t go to bed late.

3. you should take an umbrella.

4. you should wash your hands.

5. you shouldn’t eat a lot.

LESSON 4

1. E 2. A 3. D 4. B 5. C

Unit 11

LESSON 2

1. hasn’t done

2. has made

3. haven’t seen

4. have built

5. hasn’t finished

LESSON 4

1. Has your mom been to Germany?

Yes, she has. / No, she hasn’t.

2. Has your friend seen a monkey?

Yes he/she has. / No, he/she hasn’t.

3. Have you used a VR headset?

Yes, I have. / No, I haven’t.

4. Has your dad worked in a skyscraper?

Yes, he has. / No, he hasn’t.

Unit 12

LESSON 2

1. Has she ever seen a giraffe?

2. Have they ever danced at a festival?

3. Have you ever camped in the mountains?

4. Has he ever traveled to Hungary?

5. Have you ever tasted chocolate ice cream?

LESSON 4

1. ate

2. has gone

3. have traveled

4. lived

5. haven’t

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