–Do you know who invented _______ telephone? - No, but it is really _______ most useful invention.
The headmaster called on us to ______old toys to the homeless children.
The head teacher will punish ________hasn’t finished the homework.
_______ I admit she has some shortcomings, I do think she is an attractive girl.
________full use of the chance, or you will never achieve your dream of overseas study.
The mayor ________the diplomat at 4 o’clock tomorrow afternoon.