選擇題

Some people who are very intelligent and successful in their fields find _______ difficult to succeed in language learning.

A.which

B.how

C.that

D.it

正確答案：D

答案解析：本題考查it作形式賓語的用法。it在這里做形式賓語。句意為：一些在自己領(lǐng)域才智過人并且非常成功的人發(fā)現(xiàn)，在語言學(xué)習(xí)上取得成功是很困難的