Look! Those _______ my sisters.

Haven’t we met before—_______.—But your face seems familiar to me.

．—MustI give the pen to the manager —No, you may give it to________youthink is on duty in the office ．

My brother and I will go to the library tomorrow.– . shall we go together

. — Amanda is always polite and __________ towards her students. — What a good teacher!