我不喜欢看到人们在公共场合吐痰。

I don't like to see people ___spitting in public.

她喝了一小口水，然后因为味道不好而吐了出来。

She took a sip of water and then ___spat it out because it tasted bad.

即便在沮丧的时候，随地吐痰也是不礼貌的。

It's impolite to ___spit on the ground, even in frustration.