Choose the best answer8. Everyone must take part in …………… deforestation. A prevent B preventing C to prevent D prevented 17. If you live in this small town , you earn much money. A didn’t B can’t Ccouldn’t D aren’t 18. If you have …………..money , you can travel abroad this summer. A a lots B lot of C many D a lot of 19. If you are a student, you can get a discount ……………… books. A for B at C in D on 20. I won’t go unless you ……….. me money back. A pay B paying C paid D to pay 21 Can you turn…………… the light? It’s too dark. A for B off C in D on 22. What are you looking ……………..? My picture book. I’ve lost it. A for B in C off D on 23 There are ………..saving methods and inventions to use solar energy. A energetics B energy C energize D energetic 24. I had to pay much money this month for the international……………… A call B called C calling D calls 25. A new air-conditioner will be……………. this morning. A install B installing C installed D to install 26. Scientists are looking for an……………..way to reduce energy consumption. A effect B effecctive C effectively D effection 27. We can …………..easily in the day light. A reading B read C reading D to read 28. she won’t take all the suitcases…………… she likes to travel light. A therefore B because C but D so 29 They are completely short of water now. A number of people have died because of this ………….. A short B shortly C shorten D shortage 30. What can we do to spend less……………… lighting? A of B about C on D in |