—_______ Daniel often go swimming with his father in summer?—_______. His father is usually very busy.
I eat five meals a day. I have _____ 5 pounds. A. put on B. put up C. put in
Our classroom must______every day. A. clean B. be cleaned C. is cleaned
The boy always makes _______ cry. A. she B. her C. hers
Tea was invented by _______ accident. A. an B. the C. \
Haze weather has become common in some major cities in China. We all wonder ________.