2．Mr Zhang is the best music teacher in our school, but he hurt his left foot and can't ________ tomorrow's concert.

　　A．take part B．play a part in

　　C．participate D．participate in

　　解析：选D。句意：张先生是我们学校最好的音乐老师，但是他伤了他的左脚因此不能参加明天的音乐会。participate"参加"常与in连用；play a part in"在......起作用"，由题意知选D。

　　3．He's perfectly ________ to live in the mountain and paint pictures all day, though he is badly off.

　　A．curious B．proud

　　C．anxious D．content

　　解析：选D。句意：虽然他很贫困，却非常满足于住在山上，整天画画。curious"好奇的"；proud"骄傲的"；anxious"渴望的；担忧的"；content"满意的，满足的"。

　　4．- How often do you go to see your parents?

　　- ________.

　　A．In no time B．After a while

　　C．All the time D．From time to time

　　解析：选D。How often ...？是对频率进行提问，意为"......多长时间一次？"答语应用from time to time"偶尔"来表示频率。

　　5．People of all races should hold such a common belief that one's value lies in what he/she can give ________ what he/she can get.

　　A．except for B．rather than

　　C．in case D．even though

　　解析：选B。except for"除......之外"；rather than"而不是"，符合题意。in case"以防，万一"；even though"即使"。句意：各种族的人们应该持有这样的共同信念：一个人的价值在于他/她能给予什么，而不是能索取什么。rather than接连两个从句。

6．Bob Geldof, who organized Live Aid, ________ to raise money for the famine and it ________ to be a great success.