---Do you know___________ in Ya’an? --- On the 20th of April,2013.
.She worries ________, so she often feels much ________.
He said he ________ the photo on his home page to ________ it to others.
It’s patient ________ our teacher to spend a lot of time ________ things to us patiently.
Can you tell me ________ the problem of stress?
The naughty boy doesn’t understand why his parents are strict_____ him ____ anything.