题目内容
It is difficult to judge what words are _______ and what words are not.
- A.worth to look up
- B.worth being looked up
- C.worth looking up
- D.worthy of looking up
C
短语be worth后面要求跟动名词形式,且用主动形式表示被动的意思,而be worthy后的结构为of being done或to be done。
短语be worth后面要求跟动名词形式,且用主动形式表示被动的意思,而be worthy后的结构为of being done或to be done。
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