In the time of social reform,people’s state of mind tends to with the rapid changes of society.
Lincoln had very little free time ______ he could spend studying then.
It is the place _____ I once visited when I was young.
Put the book ______ it should be when you’ve finished reading it.
It is said that the __________ temple was built 1500 years ago.
The trapped children ______ what had happened.