欧美日韩黄网欧美日韩日B片|二区无码视频网站|欧美AAAA小视频|久久99爱视频播放|日本久久成人免费视频|性交黄色毛片特黄色性交毛片|91久久伊人日韩插穴|国产三级A片电影网站|亚州无码成人激情视频|国产又黄又粗又猛又爽的

---- I wonder how much you charge for your services．
---- The first two are free ____  the third costs $30．
A．whileB．until　　C．whenD．before
A
考查連詞用法。本題考查了while表示轉(zhuǎn)折的用法，意為：然而；句意：—我想知道這服務(wù)你要收多少錢？—最先的兩次免費，而第三次收費30。
練習(xí)冊系列答案
相關(guān)習(xí)題

科目：高中英語 來源：不詳 題型：單選題

She walked home by herself at night, _____ she knew that it was dangerous.
A．onceB．a(chǎn)sC．unlessD．a(chǎn)lthough

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

Have you ever listened to the song Yesterday once more, ________ singer died in her early years?
A．itsB．it’sC．whoseD．which

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

The police said they would not give up looking into other possibilities ____they find out what happened.
A．a(chǎn)sB．whileC．untilD．a(chǎn)lthough

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

______ he did not want to, he still had to share his hotel room with a stranger.
A．BecauseB．Even thoughC．WhenD．As though

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

As many as five courses are provided, and you are free to choose ______ suits you best.
A．whateverB．whichever C．wheneverD．wherever

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

We wouldn’t go abroad for our vacation _______ we could afford it.
A．a(chǎn)s ifB．so thatC．in caseD．even though

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

I don't believe we've met before,         I must say you do look familiar.
A．thereforeB．a(chǎn)lthough
C．sinceD．unless

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

Don’t start reading a book _____ you find that it’s one you can read with ease and understanding.
A．whenB．ifC．unlessD．Though

查看答案和解析>>

同步練習(xí)冊答案