问题
单项选择题
插入式振动棒的操作要点是()
A、快拔慢插
B、慢拔慢插
C、快拔快插
D、慢拔快插
答案
参考答案:D
插入式振动棒的操作要点是()
A、快拔慢插
B、慢拔慢插
C、快拔快插
D、慢拔快插
参考答案:D
根据对话内容,获取有关信息,替Ann 写一封邀请信。填在下面相应位置。 A: Hello. May I speak to Li Lei? B: Speaking. Is that Jim? A: Yes, Li Lei. It’s Thursday now. We’ll go to Ann’s birthday party the day after tomorrow. Shall we go to Ann’s home together? B: All right. But how shall we go t ![]() A: Why not ride bikes? It takes about twenty minutes to get there from our school by bike. Let’s meet at the school gate, shall we? B: OK. Let’s meet there at five o’clock and we can get there ten minutes before the party starts. A: That’s a good idea.
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