皮皮学,免费搜题
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搜题
【单选题】
新生儿体重下降应在(    )日内恢复正常
A.
3天
B.
5天
C.
7天
D.
10天
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举一反三
【单选题】高压是指对地电压在(   )以上的电压。
A.
250V
B.
300V
C.
320V
D.
350V
【单选题】高压指对地电压在()以上。
A.
25KV
B.
10KV
C.
250V
【单选题】高压是指对地电压在()以上的电压。
A.
A220V
B.
B250V
C.
C300V
D.
D350V
【单选题】高压是指对地电压在()以上的电压。
A.
220V
B.
250V
C.
300V
D.
350V
【判断题】设备对地电压在1000伏以上者为高压设备。()
A.
正确
B.
错误
【简答题】一般釉中不单独使用长石为熔剂,而是与碱土金属的 共用。
【单选题】Why did Ellen come to stay at Annemarie’s house?
A.
Ellen and Annemarie wanted to have a sleepover.
B.
Her parents found out that the Germans were going to take all the Jews away.
C.
Her parents had to go away on a business trip.
D.
It was Annemarie’s birthday, and they were having a party.
【判断题】高压指设备对地电压在220V以上者。
A.
正确
B.
错误
【判断题】Ellen is probably the head of her department.
A.
正确
B.
错误
【单选题】How about Thai food in Ellen's opinion?
A.
It's sour.
B.
It's delicious.
C.
It's bitter.
D.
It's hot.