现在I am asked, I am being asked, I have been asked
过去I was asked,I was being asked,I had been asked
将来I shall be asked, I shall have been asked
过去将来I shall be asked被动语态的疑问句是把助动词提前到句首。
Has your TV set been repaired?
The letter has not been sent out.
The little boy has not been found out.
The cap has not been mended yet.
Their money has not been sent to them.
语法的学习过程会觉得条目繁多,很难记,而且枯燥无味,这种情况下,学习应该寻找的是语法的学习方法。掌握方法,在学习过程中才能克服困难。更多四级语法、六级语法请及时关注树图网站。