They know they are contributing very little of real value and all the time they live in fear of being exposed as cheats. being也有加形容词,也有加过去分词,这里的exposed都有形容词和过去分词意思,该怎么区分?
In the Laredo sector of Texas agents watch over more than 270 kilometers of the border between the United States and Mexico.Plans are in place to build about 113 kilometers of wall in this area.对于上面的 in place用法,含义,麻烦老师能详解一下,谢谢!
According to the report,animals used in experiments are commonly subjected to force feeding and the infliction of burns and wounds to study the healing process.最后的不定式,是人去研究,但是却没有出现人这个主语,这个句子是不是错的?
is not 可以缩略成 isn’t are not 可以缩略成 aren’t have not 可以缩略成 haven’t do not 可以缩略成 don’t can not 可以缩略成 can’t need not 可以缩略成 needn’t …… 请问:在什么情况下,这样的否定式不能用缩略式,有这样的情况吗?...