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9．According to the ________ (理论) of relativity (相对论), nothing can travel faster than light. 10．Most of the evidence had been destroyed. ________ (因此), it was almost impossible to prove him guilty. 答案 1．billion 2.gentle 3.atmosphere 4.pull 5．satellites 6.multiplies 7.harmful 8．climate 9.theory 10.Thus 温 示 提 馨 请做：课时作业（14） 课时作业·堂堂清 （点击进入） The foreign students are to hold a party to celebrate Christmas Day next Monday. 那些外籍学生下周一打算举行一次晚会庆祝圣诞节。 You are to meet the experts from Hong Kong at the airport. 你们去机场接来自香港的专家。 【思维拓展】 “be about to do” 表示即将做某事，不与任何时间状语连用；“will ＋ 动词原形”表示将来行为，“预见”或“临时考虑”将做某事； be going to do 表示打算/计划做某事，或有迹象表明要发生某事。 Wait for me for a moment; I'm about to set out. 稍等片刻；我马上就动身。 We will put the plan into practice next spring. 我们明年春天实施这个计划。 Look, the clouds are gathering; it's going to rain. 瞧，云彩在聚集；马上就要下雨了。 即境活用15 If you ________ her respect, you will have to be generous. A．are going to win B．are to win C．will win D．are about to win [解析]条件状语从句只能用 be to do 结构，表示将来。 [答案]B 2．“Oh dear，”I cried, “walking does need a bit of practice now that gravity has changed.” “天啊，”我惊呼，“既然引力改变了，走路就确实需要稍微锻炼一下了。” 句中 now that 引导原因状语从句，意为“既然，由于”，相当于since，而且 that 可以省略。 Now that you have finished your work, you'd better have a rest. 既然已经做完工作了，你最好休息一下。 Now that you don't have faith in me, I will never give you any advice. 既然你不相信我，我将不再给你提任何建议。 【思维拓展】 due to 由于，归功于； because of 因为； on account of 由于，因为； owing to 由于，因为； thanks to 由于，多亏(多作表语或状语)； as a result of 由于 即境活用16 ________ they've got to know each other, I'm sure they will get along better. A．Now that | 
