与山西省相邻的省区有山东、河北等5个。 [ ]
×
—Lend me some more money,will you?
—Sorry,I’ve got______at hand myself.You know the MP3 player cost me all I had just now.
A.nothing
B.no
C.none
D.not
自我调节系统的核心是()
A.自我监督
B.自我意识
C.自我命令
D.自我控制