College English II- Unit 9 Listening Gap filling

Q1:姓名

Q2:班级

Q3:学号

:Write no more than two words for each answer.

Q4:Introductory point: a can desalinate sea water using its throat.

Q5:Collection: sea water passes through a canal into the .

Q6:Salt removal: sea water passes through a membrane under high pressure; a very process.

Q7:Produces fresh water and salty brine-can harm .

Q8:Use: human consumption and irrigating .