请问老师:she had since been rushing off to the library a little more often than was strictly necessary for somebody who had no homework to do.加下划线的部分省略了什么主语?
The big tech companies have argued that they are complying with national and international tax laws.(译:大型跨国科技公司则表示,他们一直遵守着公司所在国税法和相关国际税法。)此句中that 引导的宾语从句为什么用了现在进行时,而不用现在完成...
Of parents who
have turned off a smart speaker's microphone, about one-third of them did it
because they didn't trust the speaker.介词短语of parents在这里是否相当于among parents的用法?