2. 外语
  3. Some crops are relatively high yielders and could be planted in preference to others to ______ the food supply.

Some crops are relatively high yielders and could be planted in preference to others to ______ the food supply.

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问题 Some crops are relatively high yielders and could be planted in preference to others to ______ the food supply.
选项 A、enhance
B、curb
C、disrupt
D、heighten
答案A
解析 enhance意为“提高，增强”，例如：Because friendships enhance our lives，it is important to cultivate them．培植友谊十分重要，因为友谊能提高生活的质量。curb作“控制，约束，抑制”讲，例如： High interest curbs spending．高利率抑制了消费。disrupt 意为“扰乱，破坏”，例如：The heavy fog disrupted airline schedule．大雾打乱了航空公司的时刻表。height
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