A.through bolts
B.jack bolts
C.holding down bolts
D.tap bolts
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A.in which
B.on which
C.to which
D.by which
A.there is a minor emergency
B.there is an actual emergency
C.there were a minor emergency
D.there were an actual emergency
A.If the first stand-by set failed
B.If the first stand-by set fails
C.If the first stand-by set will fail
D.If the first stand-by set doesn’t fail
A.in addition to
B.in addition that
C.except for
D.except where
A.shall take over
B.shall not take over
C.shall hand over
D.shall not hand over
最新試題
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