We should always keep the classroom ________ and tidy.
—Excuse, can you tell me ____? —Sorry, I don’t. You can go to the information desk.
He’s not a perfect child. He sometimes talks back ____ his parents talk with him.
—Does this bus go to the beach? —No. You_____ the wrong way. You want the Number 11.
—Do you climb mountains every day? —Yes, ___ a little exercise. I’m so out of shape.
When Tim ___ why he was late for school, he just kept silent.