In the United States, there is always ____ flow of people to areas of ______ country where more jobs can be found.
— Is Paul playing both soccer and tennis for the school? — He ______. But now he has given up playing tennis.
______ at failing in the math exam, John wouldn’t like to talk about it to his parents.
The form cannot be signed by anyone ______ yourself.
Some plants can take in carbon dioxide we breathe out and give ______ oxygen to us.
— If you like I can do some shopping for you.— That’s very kind of you for your ______.