Trắc nghiệm Chuyên đề 3: Multiple choice (vocabulary and grammar) có đáp án

After people had asked for scholars’ handwriting, they them up during the Tet festival.

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After people had asked for scholars’ handwriting, they                      them up during the Tet festival.

A had hung

hang

hung

hanged

Giải thích

After people had asked for scholars’ handwriting, they                      them up during the Tet festival.