理。"expose与the flower之间是动宾关系，所以第一空应用过去分词作状语；make sense为固定搭配，表示"有道理，讲得通"。

　　10．From the driver's point of view，________ was not his carelessness but the bad road conditions ________ were to blame for the accident.

　　A．it; whether B．it; that

　　C．what; whether D．what; that

　　解析：选B　分析句子结构可知，本句为强调句，被强调部分为not his carelessness but the bad road conditions。

　　11．-I made the carpet dirty, but I didn't do it ________.

　　-It doesn't matter.

　　A．specifically B．relevantly

　　C．deliberately D．abnormally

　　解析：选C　根据关键词but可知，"我"把地毯弄脏了，但不是故意地。deliberately"故意地"，符合语境。specifically"具体地，明确地"；relevantly"相关地，有关联地"；abnormally"异常地"。

　　12．In my opinion, an important consideration that should not be ________ is the need to remove language barriers during the debate.

　　A．prohibited B．modified

　　C．predicted D．overlooked

　　解析：选D　根据语境可知，消除辩论中的语言障碍是不可忽视(overlooked)的。prohibit"禁止"；modify"调整，修饰"；predict"预告，预言"。

　　13．-My partner Edwin is good at playing basketball.

　　-Yes, but I don't like it when he can't resist ________ all the time.

　　A．paying off B．staying up

　　C．showing off D．showing up

　　解析：选C　根据语境可知"我"不喜欢埃德温在任何时候都炫耀自己篮球打得不错，故选C项，show off"炫耀，卖弄"。pay off"取得成功"；stay up"熬夜"；show up"出现，露面"。

14．There is a consensus among teenagers ________ they should be given more freedom