每日一题

Writing>Identifying Sentence Errors

The following sentence contains either a single error or no error at all. If the sentence contains an error, select the one underlined part that must be changed to make the sentence correct.If the sentence contains no error, select choice E.

Whereas the caterpillars of most butterflies are harmless, moth caterpillars cause an enormous amount of damage on plants, forest and shade trees, clothing, and household goods. No error

(A) Whereas
(B) are harmless
(C) an enormous amount of
(D) on
(E) No error

答案和解析

答案：D

解析：

The error in this sentence occurs at (D), where there is an improper idiom. Caterpillars (or anything else) can cause damage to something, but they cannot cause damage on something.