Unit Test 9A Answer Key
Vocabulary
Exercise 1
1 mobile 2 laptop 3 headphones 4 microphone 5 player
Exercise 2
1 surf 2 online 3 log on 4 password 5 wireless
Grammar
1 I have to go to school at eight o’clock.
2 My dad has to wear a jacket to work.
3 We do not / don’t have to do any homework tonight.
4 They have to pay for their food.
5 My sister does not / doesn’t have to help my mum.
6 We have to see the doctor today.
1 had to 2 had to 3 did not / didn’t have to 4 didn’t have to 5 had to 6 did not / didn’t have to
Exercise 3
1 do you have to go
2 does Paul have to wear
3 Do you have to go to school
4 does your dad have to get
5 do you have to do (today / tonight)
6 Does your mum have to work
7 Does your sister have to
Exercise 4
1 mustn’t 2 don’t have to 3 mustn’t 4 doesn’t have to
5 don’t have to 6 mustn’t
Communicate
1 D 2 C 3 A 4 F 5 E 6 B
Unit Test 9B Answer Key
1 computer 2 headphones 3 satnav 4 laptop 5 microphone
1 log on 2 username 3 surf 4 wireless 5 online
1 I have to wear a uniform to school.
2 My mum does not / doesn’t have to go to work today.
3 We have to read this book for English.
4 They do not / don’t have to get up early.
5 My brother has to go to the doctor.
6 I don’t / do not have to take medicine now.
1 had to 2 didn’t have to 3 had to 4 had to 5 didn’t have to 6 had to
1 do you have to do
2 do you have to go
3 Does Sam have to work
4 does he have to go
5 does your sister have to wake
6 Do you have to do
7 Do your parents have to
1 don’t have to 2 mustn’t 3 don’t have to 4 mustn’t
5 mustn’t 6 don’t have to
1 C 2 A 3 B 4 E 5 F 6 D
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