航道整治施工样桩点在水域的放样精度为：点位中误差±0.50m，高程中误差±0.10m

“吸食毒品犹如玩火”对于“玩火者”，吸毒时有毒物质首先接触的是他们的______黏膜，会使其受到伤害，吸毒对______、______和__________等器官系统也有影响。

Questions 9-13

·You will hear five people talking about what they teach.
·Questions 9 to 13, choose from the list A to F what each speaker teaches.
·Use the letters only once. There is one extra letter which you do not need to use.

• A. Basic Conversation—Greetings
• B. Oral English Level 1
• C. Practical Conversation—Talk about your hometown
• D. Daily Dialogue
• E. Business Travel English
• F. IELTS Skills
  Speaker 1 ( / 9 )
  Speaker2 ( / 10 )
  Speaker 3 ( / 11 )
  Speaker4 ( / 12 )
  Speaker 5 ( / 13 )

控制:把持:操纵

A．排除:排斥:排挤
B．故意:特意:蓄意
C．摆脱:解脱:挣脱
D．风尚:风气:风俗

流体的压缩性

在有下面一个程序段从文本框中输入数据，如果该数据满足条件，除以6余2，脓以5余3，则输出．否则，特焦点定位在文本框中，并清除文本框的内容。　　Private Sub Command1_Click( )　　　num=Val(Text1．Text)　　　If【 】Then　　　　Print num　　Else　　　　Text1．Text=" "　　　　 【 】　　　End If　　End Sub