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not walk on Mars. 【設(shè)計(jì)意圖 :通過操練鞏固已學(xué)知識(shí) ,反饋矯正 。】 Step 4 Extension 1. He got up early so that he could catch the early bus. He got up early in order to/so as to catch the early bus. 2. This hall is so large that it can hold 2021 people. This hall is large enough to hold 2021 people. 【設(shè)計(jì)意圖 :利用學(xué)生的已有知識(shí)進(jìn)行思維拓展 。】 B Using object clauses or simple sentences Step 1 Presentation 1. The smell of the pills reminds them that food on the Earth is tasty. The smell of the pills reminds them of the tasty food on the Earth. 2. Are they sure that space travel will be very fast? Are they sure about the fast speed of space travel? We can change pound sentences into simple sentences with prepositions like of and about. 【設(shè)計(jì)意圖 : 圖片引導(dǎo), 使學(xué)生在學(xué)習(xí)的過程中發(fā)展自己的觀察力、想象力和思維能力 。 】 Step 2 Practice Change the sentences into simple sentences. 1. Are you certain that Tom is satisfied with the plan? Are you certain about Tom’s satisfaction with the plan? 2. I don’t know which one I can buy. I don’t know which one to buy. 3. I heard she was singing in English. I heard her singing in English. 4. The photos remind me that I have travelled to the UK. The photos remind me of my trip to the UK.