问题
单项选择题
两个12V的蓄电池并联到一起后的电压是多少()。
A.6.0
B.12.0
C.24.0
D.0.0
答案
参考答案:B
两个12V的蓄电池并联到一起后的电压是多少()。
A.6.0
B.12.0
C.24.0
D.0.0
参考答案:B
请先阅读下面的短文,掌握其大意,然后从方框中所给的词中选出最恰当的10个,用其适当形式填空,并将答案填写到答题卷的相应位置。每个词限用一次。(每小题1分)
Tom liked fish very much.. One day he小题1: some fish in the shop and took it home. But when his wife (妻子) saw the fish, she said to herself, “Good! I can ask my friends 小题2: lunch, and we can eat the fish. They 小题3: fish very much,” So when Tom came home in the evening, the fish was not小题4: and his wife said,“Oh, your cat ate it.” And she gave Tom some bread (面包) 小题5: his dinner. Tom was very小题6: 小题7: .He took the cat and his wife to the小题8: near his house and weighed (称…..的重量) the cat.. he turned to his wife and said,“My fish weighs小题9: kilo. This cat weighs one, too. My fish is here, you see, but 小题10: is my cat? ” |