to的用法 和介词答:respond to(反应), appeal to(吸引), catch on to(理解), listen to (收听),used to(过去常常), give birth to,attend to(照料), see to(负责), be entitled to(有权), belong to(属于), come to(苏醒), stand up to(勇敢面对), help oneself to(请自便), refer to,to the point(切题), ...
非谓语动词的 用法答:有些动词如make,let,see,watch,hear,feel,have等与不带有to的不定式连用,但改为被动语态时,不定式要加to。5.作定语:动词不定式作定语,放在所修饰的名词或代词后。与所修饰名词有如下关系:①动宾关系:I have a meeting to attend. 我有一个会议要出席。如果不定式修饰time,place,way,可以省略介词:He has no...