The cruel and unfair part of online business is that if you aren’t very Internet savvy, you’ll make mistakes on the technical side that you’re totally oblivious.（ ） A.to B.of C.with D.off
正确答案：A
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The cruel and unfair part of online business is that if you aren’t very Internet savvy, you’ll make mistakes on the technical side that you’re totally oblivious.（ ） A.to B.of C.with D.off
正确答案：A
