临时用电期间，用户应设专人看管临时用电设施，使用完及时拆除。（）
参考答案：对
跟据句意及首字母提示补全单词。
1. His home is on the twelfth floor. We'd better take an e____ up there.
2. John is very friendly and easy to get a____ .
3. How much did the coat c____?
4. I have a hard time f____ your house.
5. Be c____ when you cross the busy street.
下列是有关生活中对醋酸的应用，其中主要利用了醋酸酸性的是（ ）
A．醋酸溶液可一定程度上治疗手足癣
B．熏醋可一定程度上防治流行性感冒
C．醋可以除去水壶上的水垢
D．用醋烹饪鱼，除去鱼的腥味
