PHẦN 3: ĐỀ ÔN LUYỆN THI PRACTICE TEST 2

During the starvation, we used to keep a………….of dried food in the factory. A. conserve B. substitute C. reserve D. preserve

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During the starvation, we used to keep a………….of dried food in the factory.

conserve

substitute

reserve

preserve

Giải thích

Chọn C