What did your math teacher say ?— She said I was ____________.
After class, I have gymnasticstwo hours.[ ]
Where is my pen? —Oh, sorry, I have taken________ by mistake.
Is your father a doctor in No.2 Hospital?—No, he ___________ a farmer and now he is a driver.
Distinguished guests and friends . _____the ceremony of the 50th Anniversary this morning are our alumni (校友) from home and abroad .