______ you eat the correct foods ______ be able to keep fit and stay healthy.A．o
题型：不详难度：来源：
______ you eat the correct foods ______ be able to keep fit and stay healthy.| A．only if; will you | B．Only if; you will | | C．Unless; will you | D．Unless; you will |
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答案
| A |
解析
| 句意：只有正确饮食，你才能保持身体健康。从句意可知unless不符合题意。D项应在will后加not。Only if 表条件且位于句首，应用部分倒装。 |
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