Ex3: Circle the best answer (A, B, C, or D ) to complete the sentences. 1. Look at the photo! You are ___________ a horse. (driving / flying / riding / running) 2. It’s really difficult to __________ a bicycle up the hill. (sail / pedal / fly / catch) 3. My father sometimes _________ a taxi to work. (catches / rides / floats / goes) 4. __________ ships use solar as their energy for sailing. (wind-powered / windy-power / solar-powered / wind) 5. There will be a __________ of energy in the future. (short / shortage / shorten / shortening) 6. We will _________ solar panels on the roof of our house next week. (install / placed / clean / buy) 7. We will cut down on the use of natural gas because it is _________ and harmful to the environment. (plenty / limited / available / abundant) 8. Lower energy light bulbs should be used to _________ energy. (spend / convert / buy / save) 9. Solar panels are used to __________ the sun’s energy into electricity. (generate / convert / save / use) 10. He is a careless driver, so I don’t like to travel _________ his car. (by / in / on / with)

Các câu hỏi liên quan