英语的(括号里的词改变时态)

题目

英语的(括号里的词改变时态)
I can't avoid _______(meet) the manager because I have something important.
_________(serve) the people all through one's life is not easy.
When to start for Beijing on holiday ________(not decide) yet.
Please remember ______(give) my best regards to your parents when you are back home.
She is not what she used _______(be)
Hongkong's return is a great event thar _____(touch)on many people's life.
Before _____(learn) the text ,you'd better learn something about the backgrand of stary.
注：最好能够帮我附上理由,-)

答案

I can't avoid _meeting_(meet) the manager because I have something important.avoid doing sth._Serving_(serve) the people all through one's life is not easy.因为后面后谓语is,所以用动名词servingWhen to ...