Jack Ma is the richest man in China now and has ______ $3billion to invest in environment and education.
Our English teacher often tells us that the meaning of a new word may be ________ according to the given context.
After walking on the zigzag path to the mountain top for a few hours, the tourists gathered under trees ________ shade and ________ down to have a rest.
Sitting at the corner of the meeting room, he looked sad because there were so many problems ________.
The moment I completed the 800meter race in the school sports meet, my legs ________.
It ________ me how we could improve the situation.