14. Karting，or the racing of(A) miniature automobiles called karts，originate(B) in the United States in the 1950s after(C) a famous race-car builder developed a kart powered by(D) a lawn-mower engine. No error(E)

　　答案：B

　　类型：时态

　　解析：originate动作发生在过去，应该用一般过去时。

　　修改建议：把originate改为originated。

　　15. Living in(A) the rain forests of northeastern Madagascar，lemurs called silky sifakas are local known(B) as “ghosts of the forest” because of(C) their(D) fast movements and bone-white fur. No error(E)

　　答案：B

　　类型：副词

　　解析：local本应该修饰known，所以只能用副词形式。

　　修改建议：把local改为locally。

　　16. For thousands of years the inhabitants of(A) Australia have been(B) digging underground water reservoirs in order for surviving(C) on one of the world’s driest(D) continents. No error(E)

　　答案：C

　　类型：固定搭配

　　解析：表目的短语in order to do，不能改为in order for doing。

　　修改建议：把for surviving改为to survive。

　　17. When the finalists in(A) the essay contest receive their(B) scholarships at(C) the awards ceremony，the first-place winner was also given(D) a computer. No error(E)

　　答案：D

　　类型：时态

　　解析：when引导从句用的是一般现在时表将来，主句动作和从句是同时发生的，因此主句应该用一般将来时。

　　修改建议：把was also改为will also be。