Preparing for bigger waves!

preparing for=? be preparing for的用法 作文:preparing for the examination! people are busy preparing for people usually start preparing for the festival preparing for a travel 的英语作文 preparing for the future 英语作文 preparing for a picnic50字作文 preparing for my trip 作文50字 be preparing for和be prepared for的区别 Farmers are busy preparing for Christmas中的preparing是动名词还是现在分 Mum is busy___dinner now.A.preparing B.preparing for为什么选A是否是