第六部分:完型填空(第51~65题,每题1分,共15分) 阅读下面的短文,文中有15处空白,每处空白给出了4个选项,请根据短文的内容从4个选项中选择1个最佳答案,涂在答题卡相应的位置上。 51 A on B in C about D to 52 A indicates B indicating C indicated D indicate 53 A completed B terminated C launched D finished 54 A maintaining B maintained C maintenance D maintain 55 A such a B as such C such that D such 56 A by B on C through D in 57 A which B whether C in which D that 58 A providing B offering C supplying |