问题
单项选择题
单相两孔插座,面对插座右孔或上孔与()连接,左孔或下孔与()连接。
A.相线;零线
B.零线;相线
C.相线;相线
D.零线;零线
答案
参考答案:A
单相两孔插座,面对插座右孔或上孔与()连接,左孔或下孔与()连接。
A.相线;零线
B.零线;相线
C.相线;相线
D.零线;零线
参考答案:A
My uncle is a farmer. He has ninety trees on his farm. My uncle and my can’t pick(采摘) all the apples in fall(秋天). they ask my parents and me to them every year. It’s Sunday. My parents don’t go to and I don’t go to school. So we’ll go to the . We get up early(早) in the . My mother is in old clothes. My father buys many kinds of food for my uncle’s in a shop. She likes them very much. My uncle and aunt us many apples, too. I like to work on the farm.
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