True friendship is like sound health, _____ value is seldom known until it is lost.
Traditionally, college students hold a graduation ceremony to encourage themselves before they on their life journey.
If we a table earlier, we couldn’t be standing here in a queue.
Tom in the library every night over the last three months.
My English teacher, as well as her students, ____ to perform at the party last night.
__________ something unexpected happens,I will meet you at the school gate tomorrowmorning.