英语四级
单选题第（29）题选
参考答案：O进入在线模考
语法判断：空格前的having higher literacy and more skills是该句主语，really为副词，空格后为a big difference，可见空格处应填入动词作谓语，且注意应照应主语，为第三人称单数。
语义判断：备选项中动词的第三人称单数形式只有makes；而make a difference也是一个固定搭配，意为 “有影响，起作用”；do not make any difference意为“没有任何影响，不起任何作用”。本题答案为O。
语义判断：备选项中动词的第三人称单数形式只有makes；而make a difference也是一个固定搭配，意为 “有影响，起作用”；do not make any difference意为“没有任何影响，不起任何作用”。本题答案为O。
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