按照建构排列层次方面划分,建构可以分成()
A.管辖建构
B.非渗透性建构
C.言语建构
D.从属建构
E.身体言语建构
参考答案:A, D
—Can you keep an eye on my bag? I need to go to the rest room.
一____ .It will be safe with me.
A.It's my pleasure
B.Never mind
C.Go ahead
D.Forget it
碳钢的再结晶退火温度一般为()℃。
A.300
B.1000
C.750~850
D.680~720