The boy is Bob Green. His _________ is Bob.
They told me the place ______ the car accident ______.
---Can I ask you a question? --- No, you________. You _______to ask me questions during exams.
Attention, please. Sorry to tell you the flight has to be ______because of the heavy snow.
Do you know Nelson Mandela, _______ was the first black president of South Africa.
What ______you do if you _______ in Grade 7 now?