My suggestion is ______________(organize ) your time ahead.

问题描述:

My suggestion is ______________(organize ) your time ahead.

My suggestion is 【to organize 】 your time ahead.
这里考察不定式表语
My suggestion做主语
is为系动词
to organize your time ahead.表语
PS:organizing表示正在进行和过去已经(组织时间),to organize表将要(组织时间).
【相较,应排除organizing】