Whenever my grandmother calls just to chat with me，I drop everything and enjoy the moment，knowing these times__________pass．

If you know nothing about the famous program called Where are we going, dad?, you ______be living in a box!

If the government takes measures to enrich senior citizens’ social and spiritual life, it ____ help develop a truly harmonious society.

-May we leave the classroom now? -No, you ______. You ______ to leave until the bell rings.

Here are some apples. You _________ take any one if you like.