keep up with ...跟上;
catch up with ...赶上;
be fed up with...厌腻;
come up with...提出;
put up with...忍受
fill up with ...挤满了;
speed up with...给...相伴;
end up with...结束;
meet up with...偶遇;
split up with...与.分手(断交);
tie up with... 把…与…密切联系起来
水利万物而不争,
而万物莫能与之争。