The atmosphere of the earth ______ us from the strong sun light.

I don’t think she noticed the headmaster just at that moment, for she _______ the game on her cellphone

_______ pretty your dress is ! Where did you get it

Where is Jason I want to tell him about the result of the singing competition.—Oh, you ________________. He has known it already.

____ their service, the workers of the hotel are active in learning English. [ ]