By the time I got to the airport, the plane ________.A. took off B. has taken off C. had taken off
)—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