Bộ 20 đề ôn thi vào Chuyên Anh năm 2023 cực hay có lời giải (Đề 21)

Give the correct form of the words given to complete the sentences.One is left with the ______________ problem of larger populations requiring more and more food. (solve)

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Give the correct form of the words given to complete the sentences.

One is left with the ______________ problem of larger populations requiring more and more food. (solve)

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Giải thích

insoluble/unsolved