of quality： 優(yōu)質(zhì)的。。

　　of beauty： 美麗的

　　of all kinds：各種各樣的

　　10.A. differ B. varies C. extend D. differs

　　11.A. the needs B. the satisfaction C. needs D. need

　　Private schools in the United States __10__ widely in size， quality， and in the kind of program that are offered to meet __11__ of certain students.

　　10. A. 分析：考察主謂一致性原則（也涉及到習(xí)慣搭配結(jié)構(gòu)）

　　11.A.分析：考察習(xí)慣搭配和定冠詞的使用（該題也可借助上文用詞解答）。

　　12.A. on which B. to which C. which D. what

　　13.A. surprise B. surprised C. surprising D. stricken

　　The degree __12__ American parents are active in their children’s schools is often __13__ to people of other countries.

　　12.B.分析：考察習(xí)慣搭配和定語從句結(jié)構(gòu)。

　　13.C.分析：考察分詞結(jié)構(gòu)的使用。

　　14.A. consisting B. comprising C. composing D. making up

　　Most schools have organizations __14__ of both parents and teachers， usually called P.T.A. for parents-teacher association.

　　14. A. 分析：考察固定搭配結(jié)構(gòu)

　　consist of = be made up of = comprise = be composed of v.由。。。組成

　　15.A. talk to B. comment C. discuss D. exchange

　　They meet together to __15__ various matters concerning the school. Parents often give their time to help with classroom or after school activities.

　　15. C. 分析：考察習(xí)慣搭配。

　　talk to sb. v.找某人談話

　　comment on sth. v.評論。。

　　discuss sth. v. 討論。。

　　exchange views/ideas on sth.交換對。。的觀點(diǎn)／看法 ；exchange dollars for.。用美元換