Bộ câu hỏi: Học tử bộ idioms thường gặp (Buổi 4) (có đáp án)

The proceeds from the festival were a ______ in the ocean compared to what we had to raise.

17/30

The proceeds from the festival were a ______ in the ocean compared to what we had to raise.

pill

salt

drop

sand

Giải thích

Chọn C