800 câu trắc nghiệm Điền từ Tiếng Anh có đáp án - Phần 10

Lunchboxes (5) ___ by researchers contained sweet drinks, crisps and chocolate bars. Children consume twice as much sugar as they should at lunchtime.

25/35

Lunchboxes (5) ___ by researchers contained sweet drinks, crisps and chocolate bars. Children consume twice as much sugar as they should at lunchtime.

examined

eaten

taken

investigated

Giải thích

A là đáp án đúng