we should save water for our planet.对划线部分提问.

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• ：1.We can use water to clean our _____(tooth).2.We saw a lot of ____(break) bottles on the beach.3.He likes _____(watch) TV.4.Water comes ______(into/through) very long pipes and goes ______(into/through) the reservoir.5.Rain comes from the clouds.(对划线部分the clouds提问)______________
• ：1.We can use water to clean our _____(tooth).2.We saw a lot of ____(break) bottles on the beach.3.He likes _____(watch) TV.4.Water comes ______(into/through) very long pipes and goes ______(into/through) the reservoir.5.Rain comes from the clouds.(对划线部分the clouds提问)_______________
• We can see five glasses of water on the table.（对five画线）（对划线部分提问)
• Next Friday we'll go to our first field trip 对划线部分提问our first field trip
• We have （an Art Festival ） at our school each year 对划线部分提问
• 对划线部分提问Our school has change a lot since we come here
• We should save water because water is pmortant.划线部分是because water is pmortant — — we —
• we can save water by fixing dripping taps.( by fixing dripping taps）划线部分提问
• 英语画线部分提问 We should save water to save the Earth中画线部分是save water
• We should brush our teeth twice every day.对划线部分提问（twice every day）
• 数列{an}的前n项和记为Sn,已知a1=1,a(n+1）=n+2/nSn(n=1,2,3.),证明（1)数列{Sn/n}是等比数列.（2）S(n+1)=4an
• She has got a big family, She has got a small family.改为选择疑问句