The father stood up in order to protect his 15-year-old son, saying that he was not the one .
All the __________expressed their opinions on the __________ of the world.
In the face of __________ failure, it is the most important to keep up __________ good state of mind.
In front of our house __________ we used to swim.
—Whywas Professor Wang unhappy recently? —Because the valuable watch __________ to him waslost.
__________ I read Chicken Soup for the Soul,__________ optimistic and caring I become.