This novel was concerned____the Second World War, while most teenagers are more concerned___ the hero’s love story.
We often associate the name of Li Ning ______ gymnastics.
______ the cold, thin air and low oxygen levels also can cause mountain sickness.
China is a wonderful land ______ minerals.
_______, when I went to town to see my sick teacher, he said to me, “I’ll come back to school again _______.”
Sweet memories ______ as I looked at the pictures _____were taken at the beach last summer.