Please rewrite the sentences following the example.(Page 13 Ex. 2)• 1. Helping people in need of help is nice.• 2. Growing super hybrid rice is not easy.• 3. Learning more about farming is not difficult.• 4. Doing research in the countryside is not as easy as in the city.• 5. Getting rid of hunger is very important in some African countries.• 6. Explaining this again is important or we will get confused. Unit 2 Unit 2 Working the landWorking the landGrammerV-ing as subject and object动名词做主语和宾语 Examples:Smoking is harmful to your health.吸烟有害健康。He enjoys listening to music, playing mah-jong, swiming and reading.他喜欢听音乐，打麻将，游泳和读书。——————————————————————————(smoking 在句中作主语。 )(listening, playing,swiming 和 reading 在句中做宾语。 ) 一、动名词做主语welcome to use these PowerPoint templates, New Content design, 10 years experience1. V-ing作主语直接置于句首2. V-ing做主语置于句末，用it做形式主语3. 常用 V-ing 形式做主语的句型4. V-ing 形式和 to do 不定式 做主语时的区别 1. V-ing 做主语直接位于句首Swimming is my favourite sport.游泳是我最喜欢的运动。Learning new words is very important.学习新单词非常重要。———————————————————— 2. V-ing 做主语置于句末，用 it 做形式主语 It is no use waiting here ．在这儿等是没用的。 (It 为形式主语， waiting here为真正的主语 )It is no good smoking. 吸烟是没有好处的。(It 为形式主语， smoking 为真正的主语 ) waiting here is no use.smoking is no good. 3. 常用 V-ing 形式做主语的句型It is/ was a waste of time doing... 做 ... 是浪费时间的。It is/ was no good/ use doing... 做 ... 是没有好处 / 用处的。 It is a waste of time sitting in front of the television all day.Sitting in front of the television all day is a waste of time .It is useless t...
