Hello, who’s________— ______is Lucy. May I speak to Andy

He has been acting strangely these days.I can’t ________ his actions at all.

Of the stars , the sun is _____ to the earth.

The seeming logic of addressing the issue has fallen apart that ________ economy develops, interpersonal relationships worsen, for people are willing to take due responsibility.

What do you think made Celia so happy?— ________ a prize in the recent competition.[ ]