—_______ I borrow your English book?—Yes, of course you _______. 

Sometimes smiles around the world ______ be false, hiding other feelings like anger, fear or worry.

Please remind me in case I ______ forget.

－I’d like to help the homeless people in the earthquake. －You ________ join a volunteer group. 

—This T-shirt _____ Jim’s. I saw him playing basketball here just now.—No, it _____Jim’s. Look, at the photo of Yao Ming on it. His favorite player isn’t Yao Ming but Kobe Brant.