答案：A

　　15．English words must be repeated until ______.It just takes a little patience.

　　A．learning

　　B．learned

　　C．be learned

　　D．has learned

　　解析：考查非谓语动词。此处的until learned是状语从句until they are learned的省略。句意：英语单词必须被一遍一遍的重复，直到学会。这得需要一点耐心。

　　答案：B

　　二、完形填空

　　When I moved to Los Angeles，I had no apartment，no car，and no job.I__1__to buy a car first，which will help me get around and find the other two！This was my first car，so I had very little__2__in car­buying.

　　Without much__3__，I wanted to keep the price low.Also I set some__4__：nothing older than 2003 and nothing over 70,000 miles.I love negotiating，so I was a little__5__to start the process.

　　I went online，found several used car dealers in the area that had reasonable prices，and__6__visiting some dealers.I__7__that fees were going to add another 10­11% to the price，so I’d either have to go with a lower quality car，or__8__my price point.Over the past few years，fewer people have been buying__9__cars and more people want to__10__by buying used ones，so there’s been a lot of__11__but a lower supply.As a result，the price of used cars has__12__as much as 25% over the past year.

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