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【多选题】
商品质量认证的方式是A.
商品标签
B.
合格证书
C.
合格标志
D.
商品标准
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【单选题】The invention of IC is a great revolution in the electronic industry. Sharp size, weight reductions are possible with these techniques; and more importantly, high reliability, excellent functional per...
A.
集成电路的发明是电子工业的一次重大革命。利用这一技术，完全可能实现尺寸缩小和重量减轻 ; 更重要的是，能够实现高可靠性、良好的工作性能、低成本和低功耗。
B.
利用这一技术，完全可能实现尺寸缩小和重量减轻 ; 更重要的是，能够实现高可靠性、良好的工作性能、低成本和低功耗。集成电路已广泛应用于电子工业。
C.
集成电路的发明是电子工业的一次重大革命。利用这一技术，完全可能实现尺寸缩小和重量减轻 ; 更重要的是，能够实现高可靠性、良好的工作性能、低成本和低功耗。集成电路已广泛应用于电子工业。
D.
利用这一技术，完全可能实现尺寸缩小和重量减轻 ; 更重要的是，能够实现高可靠性、良好的工作性能、低成本和低功耗。
【单选题】Mother said that Mike could eat two of ten oranges and that the rest _______ left for Tom and Betty.
A.
were
B.
was
C.
be
D.
being
【单选题】Mother said that Mike could eat two of oranges and that the rest _____ left for Tom and Betty.
A.
were
B.
was
C.
be
D.
being
【单选题】—Why did you buy apples for Tom? Don't you know his favourite fruit is oranges. —Yes, I know. But there was ______ left in the shop. [ ]
A.
nothing
B.
none
C.
anything
D.
something
【简答题】—Why did you buy apples for Tom? Don"t you know his favourite fruit is oranges. —Yes, I know. But there was ( ) left in the shop.A. nothing B. none C. anything D. something
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