题目内容

直走穿过十字路口,电影院就在你的右边。

A. Gostraightonoverthecrossingandthecinemaisonyourright.
B. Gostraightonovertheroundaboutandthecinemaisonyourright.
C. Gostraightonoverthecrossingandthecinemaisonyourleft.

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选项:ThankyoutrafficlightshalfanhourturnrightroadsignroundaboutExcuseme对话:Dale:1.CouldyoutellmehowtogettothePalaceMuseum?Nancy:YoucantakeBusNp.5.Thedriverwilltellyouwheretogetoff.Dale:Yes,butI'mdrivingmyowncar.Nancy:Oh,thenyoudrivealongthisstreet,2atthethirdcrossroad,keepstraightonuntilyouseearoadsignthatsays"PalaceMuseum",andthenyoufollowthesign.ItwilldirectyoutothePalaceMuseum.Dale:Drivealongthisstreet,turnright,keepstraight,andthenI'llseethe3?Nancy:That'sright.Dale:4!Oh,bytheway,howlongwillittakeformetogettothemuseum?Nancy:About5.Dale:Thanksagain.You'vebeenveryhelpful.

s = "abcd",下列哪个语句可以将s中的字母全部大写()。

A. s.replace("a", "A")
B. s = s.replace("a", "A")
C. s.lower()
D. s.upper()

表达式 'abcab'.replace('a','yy') 的值为()。

A. yabcab
B. yybcab
C. yyabcab
D. ayybcab

在python中,字符串的定义有哪些方式?

A. 单引号 '
B. 双引号 ''
C. 三引号 '''
D. 反引号 `

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