英语自学网 发表于 2016-7-9 17:45:52

透析英语重难点语法:begin(start) doing/to do

  begin / start to do sth /begin / start doing sth.
          1) 谈及一项长期活动或开始一种习惯时,使用doing.例如:
          How old were you when you first started playing the piano? 你几岁时开始弹钢琴?
          2) begin, start用进行时时,后面动词用不定式to do.例如:
          I was beginning to get angry.我开始生起气来。
          3) 在attempt, intend, begin, start 后接know, understand, realize这类动词时,常用不定式to do.例如:
          I begin to understand the truth.我开始明白真相。
          4) 事物作主语时。例如:
          The snow began to melt.雪开始融化了
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