Giải hộ em câu cuối của bài 5 và câu 7 câu 8 ạ

Các câu hỏi liên quan

He is one of the most famous _______(environment/ environmental/ environmentalists/ environmentalist) 7. Who looks _____________ your children when you are away from home? (after/in/into/for) 8. You must reduce the ____________of water your family uses. (number/amount/many/ much) 9. _________________ is a person who repairs electrical equipment. (plumber/electrician/carpenter/conservationist) 10. It’s raining heavily ________________ I can’t go out. (so/as/but/and) 11. She is worried ____________ her recent water bill. (with/about/as/for) 12. Energy saving bulbs should be used to save ___________ (electric/ electricity/ electrical/ electrician) 13. Solar energy doesn’t cause ______________. (pollution/ polluter/ pollutant/ pollute) 14. A __________ faucet can waste 500 liters of water a month. (dripped/drips/drop/dripping) 15. Ba missed the Math test yesterday. ______________ he will have to do it next week. (Moreover/However/Therefore/And) 16. If _______________were inexpensive and unlimited, many things in the world would be different. (pollution/standard/energy/sewage) 17. A _____________ is a person who installs and repairs water pipes. (plumber/electrician/carpenter/conservationist) 18. A lot of countries in the world are already using ________________ energy. (solar/sun/nuclear/efficiency) 19. Electricity, gas and water are ________________. (luxuries/appliances/necessities/ resources) 20. How about ________________ poster on energy saving and hanging them around our school. (making/make/should make/to make) 21. Remember to turn _____________ the faucet after use. (off/on/up/down) 22. I can’t hear what you’re saying. Can you turn ___________ the radio? (up/down/on/off) 23. Ba is pleased ____________ his English is improving day by day. (that/so/but/therefore) 24. If we go on littering, the environment will become seriously ________ (polluted/ unpolluted/ pollution/polluter) 25. The air in the city is very ____________. (polluted/pollution/ polluter/ pollutant) 26. Turn _____________ the music. It’s too loud. (on/off/in/down) 27. The washing machine was expensive ____________ we couldn’t afford to buy it. (so/but/however/because) 28. He didn’t have much money, ____________ he bought a lot of things at the shop for Tet. (but/or/and/so) 29. The doctor suggested that the secretary _______at least three days off work .(to have/having/should have/has) 30. She suggested __________ for a swim. (going/go/to go/ gone) 31. In winter, heating _________ for 50 percent of our electricity bill. (takes/occupies/accounts/costs) 32. Energy can be collected by solar __________ on cloudy days. (boards/panels/bars/sheets) 33. If we don’t find ______________________ sources of power, we will use up all the fossil fuels in the near future. (effective/efficient/natural/alternative)