【正文】
ed hemp. colonial expansion and the establishment of a worldwide trading network would not have been feasible without hemp. Nowadays, ships39。s forests.In recent years, two major movements for legalization have been gathering strength. One group of activists believes that ALL cannabis should be legal both the hemp plant and the marijuana plant and that the use of the drug marijuana should not be an offense. They argue that marijuana is not dangerous or addictive, and that it is used by large numbers of people who are not criminals but productive members of society. They also point out that marijuana is less toxic than alcohol or tobacco. The other legalization movement is concerned only with the hemp plant used to produce fibre。s newsprint paper is supplied by Canada?A. 31%B. 49%C. 34%D. 19% 3. What equipment on a ship was made from hemp?A. RopesB. waterproof clothC. engine fuelD. life rafts 4. What drug can be obtained from a relative of hemp?A. cocaineB. heroinC. amphetamineD. marijuana 5. Where was hemp farming recently legalized?A. the USAB. CanadaC. SingaporeD. the NetherlandsMultipleChoice QuestionsClick on the answer you think is correct.(8 m)1. How long does it take for 100 hectares of rainforest to be destroyed? a) less than two minutes b) about an hour c) two hours d) a day2. Why is pulp and paper production important to Canada? a) Canada needs to find a way to use all its spare wood. b) Canada publishes a lot of newspapers and books. c) Pulp and paper export is a major source of ine for Canada.3. Who is suggesting that pulp and paper could be produced without cutting down trees? a) the logging industry b) the government c) the environmental lobby4. Why was the plant hemp essential to worldwide trade in the past? a) Ships39。s rainforest is destroyed. That39。t want to b) is not allowed to c) would like to4. According to its proponents, four times as much paper can be produced from land using hemp rather than trees.What does proponents mean? a) people who are against something b) people who support something c) people in charge of something5. In the late 1930s, a movement to ban the drug marijuana began to gather force.What does gather force mean? a) appear b) get stronger c) get weaker6. One group of activists believes that ALL cannabis should be legal.What does activists mean? a) people trying to change something b) people against the government c) people who smoke marijuanaReview of Cause and Effect Linking WordsBefore you go on to work on the grammar and writing exercises in this unit, read through this brief review of linking words and phrases for cause and effect.There are three main types of linking words: conjunctions, transitions, and prepositions:ConjunctionsThe most important conjunctions are because, as, since, and so. Because, as, and since introduce a cause。 transition, second sentence.First sentence. Transition, second sentence.It was raining。 it can be used to make many different things. a) due to b) because c) since d) as a result5. Hemp is related to the marijuana plant。t. As a good reader, you need to be aware of that.In this exercise, you will see a number of quotations from different interest groups or lobbies. A lobby or interest group is a group of people who have a mon interest and who work together to publicize and promote their point of view. In the exercise, you will read quotations from five lobbies:The for