问题
选择题
—Could you give me some_____?
—Why not join in English club?
A. interest
B. advice
C. information
D. voice
答案
答案：B
搜题请搜索小程序“爱下问搜题”
—Could you give me some_____?
—Why not join in English club?
A. interest
B. advice
C. information
D. voice
答案：B
，A是灯泡，其电阻
，电键K处于闭合状态，电路接通。现将电键K打开，则在电路切断以后