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【简答题】
Direction: Fill in the blanks with the words given below. Change the form if necessary.[privilege; component; stagnant; entangle; superficial; arresting; expound; penetrating; indulge; click]1. Their national economy is[填空1].

【单选题】
字符串a1=〝BEIJING〞, a2 =〝BEI〞 , a3= 〝BEFANG〞 a4=“BEFI〞中最大的是( )。

A. a1
B. a2
C. a3
D. a4
【单选题】
13. Unfortunately, when I dropped in, Doctor Li _____ for Beijing to join in the fight again SARS, so we only had time for a few words.

justleft
hasjustleft
isjustleaving
wasjustleaving
【单选题】
若REPLACE(S,S1,S2)表示用字符串S2替换字符串S中的子串S1的操作,则对于S=“Beijing&Nanjing”,S1=“Beijing”,S2=“Shanghai”,REPLACE(S,S1,S2)=( )。

“Nanjing&Shanghai”
“Nanjing&Nanjing”
“ShanghaiNanjing”
“Shanghai&Nanjing”
【判断题】
阅读课文II. My first days in Beijing, 判断下列句子表述内容的正误:The writer (作者) was from a small town.

正确
错误
【单选题】
若INDEX(S,T)表示求T在S中的位置的操作,则对于S=“Beijing&Nanjing”,T=“jing”,INDEX(S,T)=( )。

2
3
4
5
【判断题】
阅读课文II. My first days in Beijing, 判断下列句子表述内容的正误:The Purple Bamboo Park was a private (私人的) garden.

正确
错误
【判断题】
阅读课文II. My first days in Beijing, 判断下列句子表述内容的正误:The writer (作者) only told us that she had lost her way again and again in the article.

正确
错误
【单选题】
若SUBSTR(S,i,k)表示求S中从第i个字符开始的连续k个字符组成的子串的操作,则对于S=“Beijing&Nanjing”,SUBSTR(S,4,5)=( )。

“ijing”
“jing&”
“ingNa”
“ing&N”
【单选题】
在Java中,( )类可用于创建链表数据结构的对象。

LinkedList
ArrayList
Collection
HashMap