房间灯泡中的电流约是0.2A,等于_____mA。
200
You can use a large plastic bottle, ______ cut off, as a pot to grow flowers in.
A.the top is
B.the top of which
C.whose top
D.with its top
程序结束并反绕的指令是()。
A.M02
B.M30
C.M17
D.M00