With little (nor) no mass and (no) electric charge, neutrinos can penetrate a solid object such as the Earth (as) if it (were) n

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问题 With little (nor) no mass and (no) electric charge, neutrinos can penetrate a solid object such as the Earth (as) if it (were) not there.

选项 A、nor
B、no
C、as
D、were

答案A

解析
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