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        1. In order to keep our students safe, strangers ________before entering the school yard.
          A. will check           B. will be checked           C. checked
          B
          考查動詞的語態(tài)。句意“為保證學(xué)生的安全,陌生人在進(jìn)入校園之前將會被檢查!眘trangers和check之間是被動關(guān)系,應(yīng)該用被動語態(tài)。故選B。
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