题目

人体完成一个动作不仅依靠运动系统，还需要神经系统的调节。完成一个动作的正常生理活动顺序是（     ）  ①骨骼肌收缩   ②肌肉附着的骨受到牵拉产生动作  ③骨骼肌接受神经传来的兴奋  A、③①②      B、②③①        C、①②③     D、②①③  答案：A阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。The Hong Kong-Zhuhai-Macau Bridge is a series of bridges and tunnels 【1】connect the west side of Hong Kong to Macau and the city of Zhuhai, which are 【2】(situate) on the west side of the Pearl River Delta. With its length, it will become one of the 【3】(landmark) within the area.The bridge 【4】(benefit) the economic development of the whole of the Delta. For Hong Kong, the project will enable the city to continue 【5】(it) status as an international aviation and shipping centre. The Bridge will also help realize the strategic benefits of 【6】 (promote) the social-economic development of the western Pearl River. In linking up Hong Kong, Macau and Zhuhai, the bridge will form a systematic regional transport network and provide an overland link. This link will 【7】(full) shorten the travelling time 【8】the eastern and western sides of the southern tip of the Pearl River Delta. 【9】(fast) economic cooperation between Hong Kong and the region is expected with the increasing flows of people, goods and even capital. With closer economic tie to its neighbouring region, Hong Kong can play 【10】leading role in driving the economic development in South China.