6000 câu trắc nghiệm tổng hợp Tiếng Anh 2024 có đáp án (Phần 6)

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The path was so slippery. My grandmother was afraid ______ falling

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The path was so slippery. My grandmother was afraid ______ falling.

of

in

for

to

Giải thích

Đáp án đúng là: A