This morning I went to work in such a hurry that I ___________ the key to my office at home.
In our class there are 46 students, _____ half wear glasses.
Before driving into the city, you are required to get your car ____.
They are living with their parents for the moment because their own house ____.
----- Morning, boys and girls! Please try your best in today’s exam! Good luck to all of you! ----- __________
In the old days, they _______ in the factory from morning to evening.