Mary is prettier than she is.1.这里的is为什么不可以省略呢？这里主句和从句的主语不同、谓语相同，可以省略谓语动词呀？2.Mary is beautiful ＞she is beautiful比较对象是beautiful 比较对象可以简单理解为两个事物比较程度的那个领域吗？Ma...
...ook around, blink, and feel the sun and the wind.
请问:为什么不可以将句子中的And改成While而要改成But呢？while和but不是都可以表示对比吗？
②Nearly 40 percent of workers surveyed believed jargon betrayed a lack of confidence, but one in five thought those who u...
...些重复是强调，而有些重复却是累赘，如何区分？比如：可以说very rare（尽管rare表示very unusual，本身已含有very的意思），但不能说 very excellent（因为excellent=very good，本身已含有very之意）。又如：可以说again and again，但不可以...
My mother was at a meeting, so if I had questions, there would be no one to _______.A. ask B. answer学生认为AB两个答案都可以。不定式的动作ask和one可以是被动,to answer和one是主动关系，answer可以是不及物动词。请专家老师解惑。