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【简答题】
()认为，一个符号包括了两个不可分割的组成部份：能指和所指。 A英国的 B瑞士的 C丹麦的柏森 D美国的斯基
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【单选题】Mom was usually busy ______ my younger sister during the night and she ______ have less sleep. [ ]
A.
tending; tended
B.
tended; tending to
C.
tending; tended to
D.
tended to; tending to
【简答题】When I was seven years old my mom was diagnosed(诊断) with cancer. For this type of cancer the survival rate was low. My family was extremely upset and shocked. I was too young to understand. I had no i...
【简答题】六下 阅读短文,根据短文内容选择填空 Hi, I'm Peter. I was busy last weekend. On Saturday, I read books at home in the morning. After breakfast, I cleaned my room and washed my clothes. In the afternoon, I played footba...
【单选题】电烧伤是指由于电弧烧伤。急救时，采取的措施不正确的是（）。
A.
应立即切断电源
B.
急救时急救者应首先将伤员人体静电消除以免自身触电
C.
灭火后，如发现伤员呼吸心跳停止，应在现场立即人工心肺复苏
D.
扑灭着火衣服
【简答题】My mom is usually busy ________the housework in the morning. A. in B. on C. with D. of
【简答题】（）是液力变矩器的输出元件，通过（）与行星齿轮系统的输入轴相连。涡轮位于泵轮前方，其叶片面向泵轮叶片。
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