题目内容

We actually take in some unnecessary ingredients each day.

A. 对
B. 错

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Anna Sear chooses real food for her whole family as a healthy foundation.

A. 对
B. 错

The dietitian suggests that we should get equal amount of whole foods and processed foods in our diet.

A. 对
B. 错

开关磁阻电机的运行遵循磁阻最小原理。

A. 对
B. 错

开关磁阻电机由于线圈电流通断、磁通状态直接受开关控制。

A. 对
B. 错