The hotel was nice; the weather was warm; the beaches were beautiful.____ I’d say it was a great vacation.

With the word “ PM2.5” _________ appearing in media reports, people pay greater attention to it and seek health tips for smoggy days.

Intelligence does not_______ mean success. You need diligence as well.

No one expected house prices to fall, but _____ that's exactly what happened.

The question is _____easy, so everyone in our class can answer it.