Module2 Developing and Developed Countries-grammar教案

step 1 presentationa.       look at the link words but and however in these sentences. then answer the questions.1)      the report shows that we are making progress but that we need to make greater efforts.2)      in the last ten years in china, 150 million people moved out of poverty. however, the challenges are still great.3)      more than 1 billion people in developing countries do not drink safe water. however, in other parts of the world, e.g. eastern europe, water is now mostly safe to drink.q1. does however mean the same as but?q2. which link word begins a sentence?q3. which link word can join two parts of a sentence?q4. which link word is followed by a comma?suggested answers