13.About 90 percent of the equipment presented by the administration,as well as the facilities of our own, ______made good use of in teaching.
Mum is coming. What present __________ for your birthday?
Last Sunday morning we all __________ Mr Wang's wedding, including the managers.
If you don't like the drink you __________, just leave it and try a different one.
After getting lost in a storm, a member of the navy team __________ four days later.
Only after __________ his homework __________ to go out and play.