so give up smoking at once ,only in this way can you keep healthy forever 为什么用can you

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• so give up smoking at once ,only in this way can you keep healthy forever 为什么用can you
• be close to;be different from;give up;look up;look after;look out;pay for;turn off;turn up1;you have to__yourself when your parents go to work2;i had no money,so i can't__it3;my house__the market,so it is very noisy4;i forget to__the light when i'm away,so the light is on the whole day5;your plan__mine this time6;students like__the new works in the dictionary7;you must __smoking to keep healthy8;i can't hear the song clearly,please__the radio9;__!here
• 已知数列{an}的每一项都是非负实数，且对任意m，n∈N*有am+n-am-an=0或am+n-am-an=1． 又知a2=0，a3＞0，a99=33．则a3=_，a10=_．
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