--Would you please tell me________this DV?--Yes.It’s very easy.
I think every student should go to school________,but some of them are always late.
To keep safe,everyone________to wear a seat belt in the car.
The little boy can’t understand what you said.________,he is only two years old.
The boy got up late and went to school________breakfast.
They usually plan to do________,or go somewhere together.