At school, we are taught knowledge how to behave well.

Tom ____ be ill, for I saw him playing basketball an hour ago.

other of two young boys, she knows the difficulties of keeping kids ______.

It was a heavy snow last night. Are we all here now — Yes, and _____ of us was late for school.

The Super Girl Wang Bei’s death highlights the fact_______ cosmetic surgery has become one of China’s biggest beauty secrets.