You need to have______if you want to teach the group of naughty children well.
.The Professor in the end decided to give the prize to____he believed had a good sense of English.
.The language used in advertisements differs from _____ used in ordinary readings.
.It was a pity that the great writer died _____ his work unfinished.
.Two more hours, _______ we will finish the work.
.--- Is there anything wrong with my heart? --- ______ . Take it easy.