PART A: LISTENING Question I. Listen to the conversation and tick T(true) or F(false). 1.Non-renweable source are being used up 2.Many poo people in developing coutries have little electricity. 3Beogas is a new source of energy available for poor people. 4.Biogas creates a lot of smoke. 5The new energy is not costly. Question II. Listen to the passage and complete the sentencé ..areas have to gather wood to 1.People in use as fuel 2.Biogas is mainly used for 3.Beogas help solve the problem of indoor..... T F 4. The use of renewable energy sources in developing coutries is... 5.In the future ,the main environmentally energy sources PART B. LANGUAGE FOCUS A. see D. has seen 2. A friend of next mont ..will be used as the I. Choose the best answer A, B, C or D to complete the sentences : 1. This is the first time she B. is seeing rice paddies. C. saw is coming to stay with me giúp a