一Let’s try operating the machine right now．一Wait．Better read the ______ first．
#6887
A
instructions
B
explanations
C
information
D
introduction
推荐题目
In Chinese _____, old people’s advice is of great _____.
#5620
A
values; values
B
values; value
C
value; value
D
value; values
Working hard is not only a_____ of a great success, but is among the essential requirement.
#7429
A
sign
B
signal
C
guarantee
D
marks