20．The new bridge is _____ the one built last year．

　　　 A．three times as wider as　　　 　　　　 B．three times the width of

　　　 C．three times the width　　　　　　 　　　　　　　　　　　　　　　 D．as three times as

19．If you are found _____ in the schoolyard, you _____ by the teachers．

　　　 A．smoking; are blamed　　　　　 　　　 B．smoke; are punished

　　　 C．smoking; are to blame　　　　　　 D．smoking; are to punish

18．There is nothing for us to do but _______ the injured man to hospital．

　　　 A．taking　　 　　　　 B．being taken　 　　 C．took　　　 　　　 D．take

17．At the class meeting, some top students introduced several _____ to the study of English．

　　　 A．approaches　 　 B．means　　 　　　　 C．methods　 　　　 D．ways

16．________ what I had originally thought, collecting stamps turned out to be fun．

　　　 A．In spite of　 　　 B．Instead of　 　　 C．Because of　　 　 D．Contrary to

15．Those who are of great determination are ________ to make great achievements．

　　　 A．maybe　　　 　 B．likely　　 　　　　 C．probable　　 　　 D．possible