It ___ the students in your class who came to see you then.
by his friends and relations,he decided to send his invention to the patent office to get recognition for his successful idea.
We are at your service. Don’t _______ to turn to us if you have any further problems.
No one really knows exactly when the first people arrived in ______ we now know as New Zealand.
The manager _______ the workers how to improve the program since 9 a.m.
----Was he sorry for what he’d done ? -----_______________