There are several theories about why dinosaurs suddenly died out, one of which says their disappearance _______ by the climate change.

Oh, life is so boring!—Please don’t think so . I suppose you’ve come to the point _______ a change is needed.

There is little ________ in the fridge, let’s go and buy some.

I don’t want when I grow up.

up! By the time we get to the church,the marriage service