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fet to wear __________(太陽鏡 ) when you go out (2) 我的家鄉(xiāng)污染比南京少 。 There is _______ ________in my hometown _______that in Nanjing (3) 太空旅游將會使人感到很不舒服 _________ ________ will _________people ________ __________ (4) 我們常把老師比作園丁 。 practice (1) T: Daniel is thinking about what i t might be like to live on Mars. He is paring life on Earth to what life might be on Mars and whether Mars would be a better or worse place to live. (2) Ask Ss to plete Part A in pairs, and encourage them to think of reasons for answers. Step 4: Practice (1) T: Daniel is dreaming about camping on the