---What did our teacher do?---He raised his arm as a(n)        for us to stop.
#5045
A
signal
B
advice
C
evidence
D
design
推荐题目
 He is ______as a leader but he hasn’t__________ in teaching.
#6949
A
success; many experiences
B
a success; much experience
C
great success; an experience
D
a great success; a lot of experiences
School children must be taught how to deal with dangerous ________ .
#7196
A
states
B
conditions
C
situations
D
positions