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【多选题】
使用万用表不正确的是( )。
A.
测交流时注意正负极性
B.
测电压时,仪表和电路串联
C.
使用前不调零
D.
带电测量电阻
E.
测电流时,仪表和电路串联
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参考答案:
举一反三
【单选题】We confirm our email of yesterday, ______ as follows.
A.
reads
B.
read
C.
which reads
D.
which reading
【单选题】输煤胶带的胶接口可割成直口或斜口(一般为30°左右);帆布层为()层及以下的胶带不宜采用直口。
A.
2
B.
3
C.
4
【单选题】We confirm our cable just dispatched __________ the following items.
A.
offering you firm
B.
firm offering you
C.
to be offered to you firm
D.
to firm offer you
【简答题】听短文,根据所听内容完成表格。 Name Carol From 1 Language 2 and a little Chinese Age four years old Favorite animals 3 Father's job 4 Mother's job 5
【判断题】铝及铝合金焊接时,常在坡口下面放置垫板,以保证背面焊缝可以成形良好
A.
正确
B.
错误
【判断题】铝及铝合金焊接时,常在焊口下面放置垫板,以保证背面焊缝可以成形良好。( )
A.
正确
B.
错误
【简答题】We wish to confirm our order we placed with you yesterday.
【单选题】There's only yogurt in the glass. Could you let me have more? [     ]
A.
a little; any
B.
a little; some
C.
little; some
D.
little; any
【单选题】Little Carol ________ some knowledge of the computer just by playing games with her father.
A.
picked up
B.
made up
C.
got up
D.
set up
【单选题】We confirm our faxjust sent _________ these goods.
A.
firm offering you
B.
offering you firm
C.
to be offered to you firm
D.
to firm offer you
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