A turning point of the continuously high housing price won’t appear suddenly because there must be a certain process ________ many factors lead to the change.
The playground ____ we built last year is very large.
The playground ___ we play football is very large.
she is satisfied with what you have given him and ___ you have told him.
I tried to work on, but I was so tired that I could no longer ___.
As time went by, the truth had ___.