... resources c. natural resources d. living resources UNIT 7: SAVING ENERGY UNIT 7: SAVING ENERGY LESSON 6: LANGUAGE FOCUS LESSON 6: LANGUAGE FOCUS 1. 1. Connectives: Connectives: and and do đó ... work. look after go on looked for Turn on turn off UNIT 7: SAVING ENERGY UNIT 7: SAVING ENERGY LESSON 6: LANGUAGE FOCUS LESSON 6: LANGUAGE FOCUS 1. Connectives: and, but, because, or, so, therefore, ... look for, look after, go on turn down give up look up UNIT 7: SAVING ENERGY UNIT 7: SAVING ENERGY LESSON 6: LANGUAGE FOCUS LESSON 6: LANGUAGE FOCUS 1. Connectives: and, but, because, or, so, therefore,...