spects of a pilot’s job__________ beboring, and pilots often ________ work at inconvenient hours

Why is it so noisy on the fourth floor—Oh, I forgot to tell you. Many children _______ Ann’s birthday there.

It’s reported that global warming is heating the planet twice as quickly as _____ feared

___, the car could not bestarted.

I visited the Purple Mountain Observatory last Sunday.—______ Why didn’t you tell me earlier