Good health is the basis for students to ________ carry on with their studies and to do any other activity.
_______ many times , he still couldn’t understand it.
—Have you ________? —No. I had the wrong number.
The cat is the only one of her pets ___she will have ____ on her bed.
The building ______ next year will be a restaurant.
Few people back then had cell phones,and almost no one had____to the Internet.