— What should I do before operating the new machine?— You’d better read its ______ first carefully.
#6819
A
explanations
B
instructions
C
descriptions
D
introductions
推荐题目
.Hundreds of people gave their lives in __________ of freedom.
#5055
A
protection
B
guard
C
defence
D
favor
This new-type machine ____.
#7375
A
takes up many rooms
B
take up much room
C
takes up many room
D
takes up much room