—I have a ______. What should I do?—You should see a dentist.
)—What’s his name? —. A、His is Bill B、It’s Bill C、He is Bill
)What’s thatEnglish? A、at B、on C、in
)—What’s this? —It’sorange. A、a B、an C、the
)—What color is your pen? —It’s. A、black B、a blue C、a yellow pencil
)—Are the keys yellow? —. A、Yes, it is B、No, they aren’t C、Yes, she is