Remove the batteries when they become weak or when the unit is not in use for extended periods. This will damage to the unit from battery leakage at such times.
#75305
A
disappoint
B
concern
C
instruct
D
prevent
推荐题目
Nobody likes Jim because he is hard to _________.
#70228
A
get along
B
be got along
C
get along with
D
be got along with
As nobody here knows what is wrong with the machine, we must send for an engineer to ____ the problem.
#65855
A
handle
B
raise
C
face
D
present
The old man said that the accident _________ careless driving, so a lot of money _________ by the driver.
#69880
A
due to; be paid
B
was due to; should be paid
C
was due to; be paid
D
is due to; be paid
You’d better ______ your score and see if you have passed the exam.
#65105
A
add up to
B
add to
C
add up
D
add in