下面的内容摘自2022年高考英语题的北京卷的阅读理解C:Systems thinking is crucial to
achieving targets such as zero hunger and better nutrition because it requires considering the way in which
food is produced, processed, delivered and consumed, and looking at how those
things in...
请问这个句型里除了have difficulty (in) doing…外这里的 trouble / difficulty 可以理解成不可数,所以可以不用加不定冠词 a 或变复数,那有 have problem (in) doing...吗?查了查有人说可以,有人说该加 a 或变复数 problems。我想问的是有这个...
英语中的 be nowhere to be seen 和 be nowhere to be found 是很常用句式。如:The teacher was nowhere to be seen. 哪里也没看到老师。Her husband was nowhere to be seen. 哪里都没找到她的丈夫。请问一下,句中的不定式是什么成分?