If metal is heated and then cooled very quickly, , by dipping in cold water, it will be very hard but will break easily.
My uncle’s house in the downtown area is much smaller than ours, but it is ______________ expensive.
Having said goodbye to their friends, they _______ for home. A. set about B. set up C set down D. set off
—Did the winner of the English Contest behave well? —Really. She made a deep ________ on the judges.
It had been half an hour before she found herself _____ in the wrong direction of her home.
His ability is beyond question; ______ has been in doubt is ______ he is prepared to work hard.