昨天早上，我很开心收到了多年未见的朋友的来信。（hear）
To my great joy, I ____________________ a friend whom I haven’t seen for years yesterday morning.
Climbers’ spirit shows humans sometimes can be _______ (strong) than the forces of nature.
Doing exercise in a scientific way _______ (be) healthy for both our body and mind.
Huangguoshu Waterfall is _______ (wide) known to people from home and abroad.
People eat eggs on their birthday in some _______ (place) of China.
Reading makes _______ (we) wiser and more learned.