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

Craftsmen have to the domestic and international markets so that they needn’t depend on the middlemen for their sales.

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Craftsmen have to                   the domestic and international markets so that they needn’t depend on the middlemen for their sales.

find out

find out about

find

find about

Giải thích

Chọn đáp án B