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[基础知识·夯实] Ⅰ.单词拼写 根据汉语注释及首字母提示写出下列单词的正确形式。 1. The meanings of words are complex, and you'd better_s______ them. 2. With the help of his friends, Tom finally s______ the problem. 3. Cyclists who give ________(信号)before turning or stopping help prevent accidents. 4. It seemed as if as soon as one problem was solved a new one________(出现)． 5. I haven't ________ (计算，估算) the cost that we will spend in travelling. 答案：1. simplify 2. solved 3. signals 4. arose 5. calculated Ⅱ. 选词填空 make up; as a result of; watch over; with the help of; after all 1. When I am back to school from sick leave, I will________ for the missing lessons. 2. The doctors and nurses________the seriously wounded worker day and night. 3. Why are you so anxious? It isn't your problem ________. 4. ________the pilot strike, all flights have had to be cancelled. 5. ________a passerby, I carried the injured person into a clinic. 答案：1. make up 2. watched over 3. after all 4. As a result of 5. With the help of Ⅲ.单句语法填空 | 
