—Let’s go fishing if it _____ this weekend.—But nobody knows if it _______.
—They Shanghai two days ago. —Yes. They for two days.
—Are these books ________? —No, they are not mine. They belong to _______ .
—What can I do for you? —I want _______ iPad for my son. He needs _______.
—Would you like to watch the TV program A Bite of China with me? —, but I’m busy reviewing for my test.
It’s said that of the water around the world ________ polluted.