请选择ABCD,I:m-H4k+V It’s very dark in the room. Please _______ the light.0S9P'W5u4R(a/V2h6J4@;K
A. turn on0S9P'W5u4R(a/V2h6J4@;K
B. open0S9P'W5u4R(a/V2h6J4@;K
C. turn off0S9P'W5u4R(a/V2h6J4@;K
D. switching on0S9P'W5u4R(a/V2h6J4@;K