Eating a ________diet helps us to keep a _________of yin and yang.
________your sister often ________ late for school?
—He doesn’t like making friends with other people, does he? —___. He always stays at home and never says anything about himself.
---Where _____ your sister ______lunch? ----At school.
—______ you speak Chinese? —No, I can’t.
---- ______________________________? ---- He is of medium build and has straight hair.