Our classroom must______every day. A. clean B. be cleaned C. is cleaned
– You dance very well. - _______.
I’ll go out for a week. Please ______ my little cat.
________ you and Millie like walking after school?
I can play football very _______, but my brother isn’t _______ at it.
Tony is a quiet student, ______ he is active(积极的) in class.