题目

把下列短语填入每个句子的空白处（注意所填短语的形式变化）： add up (to)  be concernedabout  go through  set down  a series of on purpose  in order to according to  get along with  fall in love (with)  joinin  have got to  hide away  face to face 1 We’ve chatted online for some time but we have never met ___________. 2 It is nearly 11 o’clock yet he is not back. His mother ____________ him. 3 The Lius ___________ hard times before liberation. 4 ____________ get a good mark I worked very hard before the exam. 5 I think the window was broken __________关于安全用电，下列说法正确的是（　　）A．可以用铜丝代替保险丝B．发现有人触电应赶快把触电人拉离电源C．保险丝被烧断，一定是电路中出现短路D．冰箱和电视机在家庭电路中应并联