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复合句： 1. 并列句 用and 连接 并列或承接关系 We will have a test tomorrow and I always get nervous before a test. They were very cute and we couldn’t help watching them. 用but 连接表转折关系 I felt tired but happy. 2.状语从句 (1) 原因状语从句：用because连用，表原因 He feels disappointed because he couldn’t get a ticket to the film He often became angry because the children made noise. He was quite angry with the driver because his car hit his brother. 区别lonely alone excited exciting too either because because of He often became angry because the children made noise. He often became angry because of the noisy children. (2) 时间状语从句 用when ,before, while ,as soon as 连接 区别when 和while while和进行时态连用 对比下列俩个句子：I was singing when my mother came in. My mother came in while I was singing. While the crowd was pushing Darren in all directions,someone stepped on his feet. When Darren finally pushed his way out ,he couldn’t find his two friends. When it rains,I always feel sad. When the sun shines brightly,it makes me happy again. When we talk about Beijing,I feel excited. We were so excited when we met again. Why don’t you talk to someone when you feel sad. I’d like you to meet him with me when he arrives. While you were enjoying your trip to Mount Tai,I am busy preparing for my exams. While we were having fun exploring ,I found that Darren was lost. ◆Before 连接的时间状语从句 Would you help me make a plan to explore Beijing before he comes . My father booked the room before we arrived. ◆ after 连接的时间状语从句 After we checked our biles and bags ,we rode to Tiananmen Square. ★条件壮语从句：用if连接 If we are not confident about ourselves ,we may feel upset. If we are in good spirits,we can study or work better. ★动词不定式作表语： The best way to raise money is to sell newspapers. (责任编辑：admin) |