4．A.got off B．put off

　　C．put on D．got on

　　5．A.confused B．exhausted

　　C．relaxed D．frightened

　　6．A.different B．same

　　C．distant D．last

　　7．A.Other B．Another

　　C．Next D．Neither

　　8．A.smiled B．left

　　C．greeted D．shouted

　　9．A.gathered B．forgave

　　C．interrupted D．announced

　　10．A.asked B．heard

　　C．spelled D．doubted

　　11．A.soon B．closely

　　C．first D．deeply

　　12．A.sorry B．hello

　　C．thanks D．yes

　　13．A.lost B．broken

　　C．whole D．tiny

　　14．A.received B．replaced

　　C．ignored D．returned

　　15．A.friendlier B．sleepier

　　C．simpler D．safer

　　16．A.donate B．conclude

　　C．decline D．happen

　　17．A.far B．already

　　C．almost D．since

　　18．A.might B．mustn't

　　C．couldn't D．should

　　19．A.joke B．follow

　　C．act D．dream

　　20．A.got up B．woke up

C．took up D．cheered up