must 没有人称和时态变化;而 have to 有人称、时态变化,在一般现在时中,第三人称单数用 has to,其它人称用 have to,一般过去时中用 had to。 例如: 1. Lucy must go to bed before 11. 露西必须 11 点前睡觉。 2. He has to stay in bed for 3 or 4 days becauseof hi...
美式英语和英式英语使用的是同一语法体系,但在某些情况下,尤其是在表达提供消息的时候,美式英语用一般过去时,而英式英语用现在完成时,例如:He just went home./He has just gone home.(他刚回家了。) I just have lunch./I have just had lunch.(我刚吃完午餐。)等。...
如果你认为他是好人,那你就大错特错了。 5.If my mother had known of it she'd have died a second time. 要是我妈妈知道了,她会从棺材里爬起来。 6.That took his breath away. 他大...
更多内容请点击：精选资源!湘教版八年级英语上册 4 个单元重点短语+句型+语法 推荐文章