1．I'm ________ 18yearold boy in the final year of high school and my life is in progress.
2．The concert was such ________ success that it was expected to run for the second night.
3．The city's public library recently launched a program on WeChat, ________ popular Chinese messaging software, enabling its readers to check out books online and get them delivered to their homes at low prices.
4．Montreal, ________ port city in the province of Quebec, is the second largest city in Canada.
5．It means we make sacrifices now, but in ________ long run it'll save us a lot of money.
6．Here is ________ very person we are looking for, one with ________ good knowledge of German.
7．It is such ________ great pleasure for me to give a speech on the nature of human beings before ________ whole class.
8．With the popularity of the Internet, the power of newspapers seems to be on ________ decrease.
9．If you want to improve your working efficiency, it will be ________ necessity for you to make ________ most of your time.
10．________ cake you bought smells sweet, but I don't want to have a bite of it for ________ time being.
