If you want a letter , you must keep in mind several rules while ．A.written; wri
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If you want a letter _________, you must keep in mind several rules while _________．
A.written; written
B.well written; writing
C.well writing; writing
D.well written; write
试题答案
B
第一个空为过去分词作定语，分词与它修饰的名词之间为被动关系，所以用过去分词。第二个空是while加现在分词作时间状语。现在分词与其逻辑主语之间为主动关系。分词作定语时要注意它与被修饰词之间的关系；作状语时注意它与其逻辑主语之间的关系。