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.