题目

阅读对话。请你从方框中选择与对话题意相符的句子A．It’s snowing today.B．I’m doing my homework.C．See you.D．I like making a snowman very much.E．When are you going?A：What are you doing now?B：1_______. What about you?A：I’m watching TV.B：What are you going to do this weekend?A：I’m going to visit my grandparents.B：2________？A：I’m going at 2 o’clock.B：3________. I’m going to make a snowman tomorrow .Can you go with me?A：Yes. 4________.B：OK. See you tomorrow morning.A：5________.10．将10%的氨水与20%的氨水等体积混合时溶质质量分数（　　）A．15%B．＞15%C．＜15%D．上述情况均可能