Trắc nghiệm tổng hợp Tiếng anh có đáp án 2023 (Phần 31)

It is known, however, that most accidents occur (2)_____ taking off and landing

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It is known, however, that most accidents occur (2)_____ taking off and landing

through

during

for

while

Giải thích

Chọn BDuring + N/ Ving: trong suốt quá trình...