问题
判断题
现场操作停止排出系统时，先停振动给料器，再停旋转密封阀。
答案
参考答案：对
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现场操作停止排出系统时，先停振动给料器，再停旋转密封阀。
参考答案：对
| 选词填空。 | |
Mother: 2___________. I'd like to rent (出租) a car. Salesperson: We have a small 3___________ car. Mother: We have 4___________ people. We need a 5___________ car. Salesperson: Look at these cars. What 6___________ do you like? John: I like that white car. Mary: Me too. It's cool. Mother: 7___________ 8___________ is a car for one day? Salesperson: 200 yuan. Mother: OK. We 9___________ to rent the car for three days, then...... John and Mary: Wow! We can have car trips! |