The books are on the desk. Can you see _______?A it B. they C. them D. their
What a big elephant! Do you know how many pounds_________?
This program _______in 1980, and so far __________thousands of oversees Chinese students to China to look for their roots
Look! How heavy the rain is! You’d better ______.
—You were injured in the accident, weren't you ?— , but look, I'm all right now.
Jenny is on holiday now. I wonder ________.