Electricity .............. important ........................ life today., Electricity can be ................ by ............. of energy sources: renewable and non-renewable., ....... of energy sources ...... their ..... advantages and disadvantages., ................ advantages of renewable energy sources., First, ........... eco-friendly because they ............... little or no pollution. This ................... greenhouse gas emissions., Second,............... unlimited because sunlight, wind and water ...................., Finally, renewable energy ...................... ....... low maintenance costs after installation., However, renewable energy sources ................. disadvantages., First, they depend on .......... Solar panels need sunlight ................. electricity, and they .............. on cloudy days. .............. need wind, and they ....... on calm days., Second, .... solar farms, wind turbines or hydroelectric plants ................ initial installation costs and ..... large spaces., Non-renewable sources ................ advantages, too., First, they ................. a lot of electricty., Second, ....................... stable and reliable because they can be ............. and are not ............ weather conditions., Finally, ... fossil fuel power plants ......... cheaper., However, non-renewable sources ............... some disadvantages., First, non-renewable energy ..... can ..... environmental pollution because burning fossil fules ....... a lot of greenhouse gases such as carbon dioxiade and methane, ...... harmful pollutants. , Second, .......... limited because coal, oil and natural gas ............. run out ................, Finally, air pollution, oil spills, mining and nuclear accidents ......... seriously affect human ...... animal health., In Vietnam, electricity has .......... from coal and hydropower. , However, ........................... reduce the ............... coal and....... the ...... renewable energy sources such as hydropower, solar energy, and wind energy in ........ because they ...... cheaper in the ............ and ..... save the environment..

E7-Unit 10: Presentation practice

by
Print
Embed

Leaderboard

Visual style

Options

Switch template

)
Continue editing: ?