根据下列句子语境及所给汉语注释，横线上写出空缺处各单词或词组的正确形式。（共15空；每空1分，满分15分）
The police drew a ________ (结论) that the accident had been caused by human error.
_______(对折)the letter in two before putting it in the envelope.
I ________ (申请) to four foreign universities and was accepted by all of them.
Sally made a deep ________ (印象) on us with both her skills and personality.
Please ________ (通知) us of the latest developments in medicine.
由于缺钱，他没有上大学。
He didn’t enter university because of ______  ______ money.
图书管理员把还回的图书放回原处。
The librarian put the returned book ______  ______ .
警方指控他谋杀。
He was ______  ______ murder by the police.
诗人是在最后期限的前几天完成这首诗的。
The poet finished the poem several days ______  ______ the deadline.
吵闹声不绝于耳，我根本无法集中精神学习。
I can’t ______  ______  my studies with that noise going on.