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【单选题】
Many people are worried about the silicon chips because ______.A.
the new technology may introduce on people's privacy
B.
they cannot get the implanted chips removed
C.
the new laws about the technology might be abused
D.
they are not assured of the effect of the chips
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【单选题】On Saturdays, Mrs. Lee usually goes to the market,______ some groceries and visits her daughter.
A.
bought
B.
buys
C.
buying
D.
to buy
【简答题】驻极体俗称话筒,能识别自然界中的声音信号,能将声音信号转换成电信号,驻极体有正负之分,驻极体的反面有三根细线接在外壳的一端,是( ),另外一端是( )。测量驻极体时,需要接入电源和限流电阻,用( )观测有无声音信号。
【多选题】英语中,all ,every , both , each , any , many, everything, everybody, whole等词与not结合使用而构成部分否定,其含义为“不都是”、“并非全” “未必都”等。下列翻译属于部分否定的有:
A.
All that glitters is not gold.闪光的并非全是金子。
B.
Trees do not stand on both sides of the street.大街的两旁没有都植树木。
C.
There are many stars in the sky. Not any of them gives out light and heat. 天空中有很多星星,但并非每一颗都发光发热。
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