求答案,求答案及解析阅读下列各小题,根据所给汉语翻译,用句末括号内的英语单词完成句子.71. The boy _____

求答案,求答案及解析
阅读下列各小题,根据所给汉语翻译,用句末括号内的英语单词完成句子.
71. The boy ______________________ was taken to hospital. (injure)
在那场事故中受伤的男孩被送到医院了.
72. The clerk regularly meets with the manager to keep____________________the progress of the project. (inform)
这名员工经常与经理见面,让他了解工程进展情况.
73. ________________________ many times, the boy finally knew how to pronounce the word. (teach)
教了好多次,这名男孩终于知道如何将这个单词读出来了.
74. Hardly the room when the phone started ringing. (walk)
我们刚刚走进房间,电话就开始响了.
75. The bridge couldn't have been built perfectly if not _____________________. (design)
如果没有精心设计,这座桥梁不可能建得如此完美.
76. Mr. Johnson insisted that the problem worthy of attentio_________________________at the meeting.(discuss)
约翰森先生坚持认为值得注意的这个问题要在会上讨论.
77. Luckily we brought with us a map, without which we _______________________in the jungle. ( get )
幸运的是,我们带着地图,要不然就在丛林中迷路了.
78. _______________________________ two people were injured in the accident.(report)
据报道,有两人在事故中受伤了. 79. It wasn't until a month later_________________________________.(hear)
直到一个月之后我才收到他的来信.
80. The boy looked to the right and to the left,_________________________________. ( know)
这名男孩左右看看,不知道往哪儿走.