Choose the word whose main stressed syllable is placed differently from that of the other in each group :

1. A.printer B.device C.robot D.spacesuit

2. A.future B.helper C.houseword D.machine 

3. A.underground B.astronaut C.gravity D.company

4. A.furniture B.cameras C.advantage D.differently

5. A.megacity B.indefinite C.delivery D.technology

Choose the words whose underlined part is pronounced differently from that of the others in each group :

1. A.sea B.screen C.smart D.sugar

2. A. eco-friendly B.sky C.gravity D.megacity

3. A.Earth B.earthscraper C.themselves D.things

4. A.helper B.device C.describle D.deliver

5. A.printer B.machine C.automatic D.furniture

6. A.ready B.healthy C.already D.means

7. A.sleeping bags B.astronaut C.homes D.schools

8. A.breaks B.showers C.ideas D.jobs

9. A.stores B.groceries C.fridges D.drones

10. A.discussed B.helped C.looked D.printed.

Choose the words whose underlined part is pronounced differently from that of the others in each group :

1. A.sea B.screen C.smart D.sugar

2. A. eco-friendly B.sky C.gravity D.megacity

3. A.Earth B.earthscraper C.themselves D.things

4. A.helper B.device C.describle D.deliver

5. A.printer B.machine C.automatic D.furniture

6. A.ready B.healthy C.already D.means

7. A.sleeping bags B.astronaut C.homes D.schools

8. A.breaks B.showers C.ideas D.jobs

9. A.stores B.groceries C.fridges D.drones

10. A.discussed B.helped C.looked D.printed

Rearrange the groups of words in a correct order to make complete sentences :

31.change/in/future/homes/will/the/?

32.Seoul/city/a/with/tall/buildings/modern/is/many/.