Ask questions with how long. E x a m p 1 e: It is snowing.
How long has it been snowing?
1. I am waiting for you. How long ...
2. Mark is saving money to go to Spain. How long ...
3. The boys are playing basketball at the stadium. How long ...
4. Bill is learning French. How long ...
5. We study the History of America~ How long ...
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8. Ann works at school. How long ...
9. Mary is cooking dinner for her family. How long •..
10. Kevin is fishing by the river. How long ...
