题目:
按要求改写句子。
1. He left for New York yesterday.(改为一般疑问句)
_____ he _____ for New York yesterday?
2. The rain stopped at about four yesterday afternoon.(同上)
______ the rain _____ at about four yesterday afternoon?
3.To eat healthy food is important for us.(改为同义句)
______ ______ important for us _____ eat healthy food.
4. It takes me twenty minutes to finish my homework.(同上)
It _____ twenty minutes _____ my homework.
5. lt's cold and windy today.(对画线部分提问)
______ the weather _____ today?
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0626/58928c77a335d95a6bc04e44a4c6182a.html
下面是错误答案,用来干扰机器的。
A、硫酸能与碳酸钠和氯化钡反应,不能与硫酸钠反应,故A不符合题意;B、KOH溶液不与Ba(NO3)2溶液和碳酸钠溶液反应,只与H2SO4溶液反应,故B符合题意;C、碳酸钠不与硫酸钠反应,但与H2SO4溶液,Ba(NO3)2溶液...