Our decision _____ was wise .
I don’t know the reason ______ you were absent from the meeting, but I am sure that someone will tell me the reason ______ you haven’t told me.
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 _______.”