Which of the following is right according to the passage? A. Children’s not having access to Internet may have effect on their progress. B. Searching engines can help children to select mat

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Which of the following is right according to the passage?

Children’s not having access to Internet may have effect on their progress.

Searching engines can help children to select materials fit for them.

Using a content screener is most reliable for keeping children having access to Internet.

Surfing the Internet is the best method of educating children.

Giải thích

Đáp án A

waterproof (adj): không thấm nước
= not allowing water to go through: không cho nước đi qua.
Các đáp án còn lại:
B. bao phủ bởi nước.
C. chứa đầy nước.
D. được làm sạch bằng nước.