Modern China is experiencing a completely new period ________ respect for science and creativityhas become the guiding principle of society.[ ]

More public kindergartens preschool kids can spend their fun-filled childhood will be built this year.

Han Ming is a helpful boy. He is ready_____________ anything for others.

My sister_______ with her family_______ Shanghai now.

Mr. White is fixing his computer because there is __________ wrong with it.