同义句改写 we must decide what to buy before going sh
问题描述：
同义句改写 we must decide what to buy before going sh
同义句改写 we must decide what to buy before going shopping.we must decide空空空空空空before going shopping.A student must plan carefully to study better.A student must plan carefully空空he空空better.
答
第一个：what are we going to buy
第二个：so that ,can study第一个怪怪的明天考试讲卷子的时候我再看看。What we are going to buy.我打反了