A: To describe an experiment in which a Hydrapulper is used.
B: To introduce Hydrapulper, a new type of garbage disposer.
C: To tell what the writer thinks of the recycling of garbage.
D: To explain why garbage should be recycled in a new way.
举一反三
- What is the main purpose of the talk A: To explain why recycling is important. B: To describe the recycling program. C: To discuss whether or not recycling should be mandatory. D: To explain how to find the recycling facilities.
- The main purpose of the passage is ____. A: to show us a future way of recycling wastes B: to tell the importance of recycling wastes C: to warn people the danger of some wastes D: to introduce a new recycling plant
- What is the main purpose of the talk A: To begin a lecture B: To introduce a new employee C: To describe a nature tour D: To cancel an event
- What's the main purpose of the passage? ______ A: To help people understand what a robot is B: To tell what a robot can do in our life C: To describe the movement of a robot. D: To introduce the history of robots
- What is the main purpose of the announcement A: To announce a surprise trip B: To describe a business plan C: To promote a record D: To introduce a new conductor
内容
- 0
What is the main purpose of the talk A: To welcome conference participants B: To describe travel itinerary C: To promote a new hotel D: To explain a delay
- 1
The main purpose of the passage is to A: warn people of pickpockets. B: tell people what to wear. C: describe how to catch thieves. D: explain how to contact the police.
- 2
What is the main purpose of the following passage A: To discuss different concepts. B: To introduce a new methodology. C: To talk about conceptual systems. D: To introduce a research paper.
- 3
What is the purpose of writing the passage A: To find a good friend. B: To tell a new arrival how to please your colleague. C: To show examples to a new arrival at work. D: To introduce work regulation.
- 4
How was garbage usually disposed of during the eighteenth century A: All the garbage was burned. B: All the garbage was thrown into the river directly. C: Most of garbage was recycled. D: Garbage was transported to a remote dumpsite.