24、-How did you pay the workers?
-As a rule, they were paid ________.
A．by hour B．by the hour C．by an hour D. by hours
23、As is known, it was Hu Jintao, ____ president of our nation, who gave ____ lecture at the opening ceremony.
A．the ; a B．the ; / C．a ; the D．/; a
22、My summer job wasn’t ____ fun, but it was ____ real learning experience for me.
A．a; a B．the ; / C．/ ; a D．a ; /
21、--- Is there anything wrong with my heart?
--- ______ . Take it easy.
A．Nothing serious B．That’s right C．Don’t mind D．Keep calm
20、Maria was thoroughly embarrassed, _____ her parents treated her like a child.
A．and B．for C．but D．or
19、It is said that the price of that beach house, which you were looking forward to buying, has fallen ____ a further 200 dollars a square meter.
A．at B．by C．with D．for
18、Two more hours, _______ we will finish the work.
A．or B．so that C．and D．if
17、It was a pity that the great writer died _____ his work unfinished.
A．for B．with C．from D．of
16、The language used in advertisements differs from _____ used in ordinary readings.
A．which B．what C．that D．it
15、The Professor in the end decided to give the prize to _____ he believed had a good sense of English.
A．who B．anyone C．whoever D．whomever