Some people always leave the lights on in the daytime.A. at nightB. during the dayC. day and night
We won’t go back home ___ the rain stops. We now have to stay in the classroom.
Jack often _____ music after class.
We all like Mr. Zhou ______ he is so kind to us.
—You must look after your shoes, Peter. ______ —OK.
—What’s on the desk? —There ______ a pen, a book and two keys.