题目

左口袋里装有3个红球，2个白球，右口袋里装有1个红球.若从左口袋里取出1个球后装进右口袋里，掺混好后，再从右口袋里取出1个球，这个球是红球的概率为＿＿（结果用数值表示）． 答案： 按括号中的要求完成改写后的句子，每个空格填一个单词。 1. Allan goes to the library every Monday. 改为一般疑问句)  ________Allan ____ to the library every Monday? 2. The little boys played football on the playground yesterday. (就画线部分提问) ______________ the little boys _    _ football yesterday? 3. Let's go to the English corner, shall we?   (改写句子，句意不变) ________________going to the English corner? 4.  Read more books,    and you will get more knowledge. (改写句子，句意不变) The________________you read, the________________you will get. 5.  "When do you have your art lessons?"   Mum asked me. (改写句子，句意不变) Mum asked me_________________________art lessons. 6. After planting the trees you should water them often.   (改为被动语态) The trees_________________________often after they________________.