若串s="Program",则其子串的数目是 【3】 。

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问题:

若串s="Program",则其子串的数目是 【3】

考点:计算机等级考试VISUALFOXPRO二级VISUALFOXPRO笔试
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某溶液中含有Cl-和I-的物质的量浓度相同.为了氧化I-而不使Cl-氧化,试根据下 * * 个反应判断,可选用的氧化剂是(  )

①2Fe3++2I-=2Fe2++I2

②2Fe2++Cl2=2Fe3++2I-

③2MnO4-+10Cl-+16H+=2Mn2++5Cl2↑+8H2O.

A.FeCl2

B.KMnO4

C.浓盐酸

D.FeCl3

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小题1:In China, primary school has more __________ (woman) teachers.

小题2:Chinese people all dress________ (they) in the best clothes when important festivals come.

小题3:The guide has collected the ______ (visit) ID cards since they arrived at this five-star hotel.

小题4:Her red dress makes her look much _____________ (pretty).

小题5:Cut the apple into _____________ (half). Then we can share them.

小题6:I am waiting for my turn ___________ (make) a wish at the table with my friends.

小题7:I look forward to________________ (dress) up as Monkey King.

小题8:Does this pair of glasses ______________ (match) my jeans?

小题9:Some students don’t know how to have _____________ (funny) at weekends.

小题10:The two children _____________ (agree) about everything and always argued.

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附着升降脚手架要严格按设计规定控制各提升点的同步性,相邻提升点间的高差不得大于( ),整体架最大升降差不得大于( )。

A.30mm,80mm
B.20mm,70mm
C.20mm,80mm
D.20mm,60mm

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在SuSElinux 10 操作系统中,启动open-iscsi的方法有()

A. open-iscsi start

B. service open-iscsi start

C. /etc/init.d/open-iscsi start

D. start open-iscsi

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廉洁从教的内容包括()。

A.坚持高尚情操

B.发挥奉献精神

C.自觉抵制社会不良风气

D.不利用职权之便谋取私利

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