—Are those shirts _____? —No, I think they’re _____.A. yours; his B. your; his C. your; hers
—Could you tell me _____ the Sports Center? —The day after tomorrow, I think.
Where have you been, Ann? You on the phone just now.
He told me that he ________ here for five minutes.
I am waiting for my friend. , I will go swimming alone.
Would you mind me how this physics problem ?