Quite a few tall buildings _______ the lasttwo years

Scientists are convinced___the positiveeffect of laughter___physical and mental health.

What do you think of Jay Chou’s song —I think it’s ________best song in the world. Isn’tit _______ beautiful one

Are you going to leave now —– youwould prefer me to stay here

Mr. Li knows Funing Middle School very well. He ________ here for many years.