Peter’s jacket looked just the same as Jack’s, but it cost_____his

________ is known to us, May 12, 2008 was the day _______ Wenchuan earthquake happened.

If a thing is worth ______, it must be well ______.

The lack of evidence and witness led to _______.

er I think of my childhood, I’llalways feel that the period of free time seem to have passed ________