Ôn thi Cấp tốc 789+ vào 10 môn Tiếng Anh (đề 23)

Internet users often suffer various risks, such as spam or

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Choose the word/phrase A, B, C, or D that best fits the space or best answers the question given in the sentence.

Internet users often suffer various risks, such as spam or ______ junk mail.

electronic

traffic

scientific

electric