I phoned you at about three this afternoon, but no one answered.— Oh, that was probably _______ I was doing exercise outdoors

I always feel a little nervous when I talk to the headmaster.— ______ . She is strict, but she’s also kind to her students.

Will you ______the light It’s dark in theroom.

You parkhere! It’s an emergeney exft

They will fly to Shanghai, _____ they plan to stay for two days.