问题
填空题
高温下的催化剂遇水蒸汽易发生()
答案
参考答案:热崩
高温下的催化剂遇水蒸汽易发生()
参考答案:热崩
情景交际:用方框中所给句子完成对话。 | |
B: Hello! Did you enjoy the concert? A: Yes ,I did. B: Are you doing anything next Saturday? I'm planning to go to a jazz concert at Brighton. 1 A: I haven't decided yet. B: 2 A: OK. 3 B : No ,I haven't. A: It's 9978 - 9675,but I'm not in the office all day. B: 4 A: Any evening,after six. B: 5 See you next weekend,I hope. |