I was to have made a speech if _________.A. I was not called awayB. nobody would have called me awayC. I had not been called awayD. nobody called me away请问老师,这题if引导非真实条件句,为什么主句又用的过去将来完成时?还有请问怎么区分陈述语气的时态和...
...看这个句子吧:There are ways in which
blockchain might be applied to provide data integrity where it is not currently
a significant consideration, which may support future cyber operations by
providing auditing , resource management and authentication functions.我一看到这逗号就有点...
Some old people were seen ______ on the benches, chatting happily.A. having seated B. to seat C. seating D. seatedD 为答案,请问理由,解释一下 seated 在这种情况下是什么用法。谢谢!