问题
选择题
Playing with fire can be very dangerous, or _____ it another way, don't try it like this. [ ]
A. tell
B. put
C. talk
D. speak
答案
答案：B
搜题请搜索小程序“爱下问搜题”
Playing with fire can be very dangerous, or _____ it another way, don't try it like this. [ ]
A. tell
B. put
C. talk
D. speak
答案：B
)；一个阻值未知的电阻R0；多用电表一只；电压表两只；电流表一只；滑动变阻器一只；开关一个，导线若干。
