常见的半助动词有be about to,be due to,be going to,be likely to,bemeant to,be obliged to,be supposed to,be willing to,have to,seem to,be unable to,be wiling to等 ⑵ 情态助动...
A. obliged to B. bound to C. desired to D. motivated to 29.All the characteristics that distinguish birds ___ other animals can be traced to prehistoric times. A. to B. between C. for D. from 30.When the city was ___, everyone knew that total defea...
更多内容请点击：高考英语大纲规定的24个语法梳理,学会这些稳拿高分 推荐文章