完成下列句子15% 1  Jack昨晚本该在家学习，他们今天要考试。 Jack___________ __________ studied at home last night, for we are _________ ____________ _____________today. 2.Mr White 一生致力于研究地震。 Mr White _____________all his life __________ studying earthquake. 3.那时其他学者对他的理论评价不高。 The other scholars ___________  _________ _______ his theory at that time. 4.她一旦下定决心，她一定会按日程表完成任务。 ___________ she has _________ _________ __________ ___________,she will finish her task ____________ ____________. 5.Mary 很害羞，以至跟陌生人交流有困难。 Mary is __________shy _______ she ________ __________ ___________ communciating with strangers. 6.我是上周在图书馆碰巧遇到他. It ________ in the garden ________I___________　________  to meet him in the library last week. 7. 我们要充分利用时间学习。 We must _______   _________  ________     _______to study.