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【单选题】
使用数字万用表测量电压时，测试笔插入输入插座方法正确的是（）A.
将黑色测试笔插入“V•Ω”插座，红色笔插入“COM”插座。
B.
将黑色测试笔插入“COM”插座，红色笔插入“V•Ω”插座。
C.
将黑色测试笔插入“COM插座”，红色笔插入“10A”插座。
D.
将黑色测试笔插入“COM插座”，红色笔插入“mA”插座
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【简答题】By the time we reach 70 years old, that's about _____breaths.
【单选题】By the time we reach an agreement, the approvals ____.
A.
will be got
B.
have been got
C.
shall have been got
D.
are got
【单选题】At first we thought we could reach our _____ on time, but we have been delayed by the traffic jam.
A.
published
B.
destination
C.
devote
D.
distinguishes
【单选题】Don't worry! We still have five minutes to reach the beach . [ ]
A.
by the time
B.
in time
C.
on time
【单选题】By the time we reach an agreement, the approvals ____.
A.
will be got
B.
have been got
C.
are got
D.
shall have been got
【单选题】与Dear Sirs,匹配的结尾敬语是( )
A.
yours Faithfully,
B.
Yours faithfully,
C.
Sincerely yours,
D.
Best wishes,
【单选题】To make the goods reach you ( ) time we sent them by rail to Liverpool three days ahead of schedule.
A.
in
B.
on
C.
for
D.
at
【简答题】—Were you late for the film? —Very late. Half of it ________ (show)by the time we ________ (reach)the cinema.
【单选题】To make the goods reach you ( ) time we sent them by rail to Liverpool three days ahead of schedule.
A.
in
B.
for
C.
wihout
D.
on
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