Did you hear someone knock at the door just now？
Sorry．I ______ to my friend on the phone．（ ）
| A． |
was talking |
| B． |
talked |
| C． |
am talking |
﹣Hi，Tony．Who taught you to swim？
____I learnt it by myself．（ ）
A．SomebodyB．NobodyC．Anybody
﹣Excuse me，can you play．____piano？
﹣Yes，but just a little，（ ）
A．aB．anC．the
﹣Do you know ？
﹣At 9：00 tomorrow morning．（ ）
A．when the video meeting began
B．when did the video meeting begin
C．when the video meeting will begin
D．when will the video meeting begin
The kite in China more than 2，000 years ago．（ ）
A．inventsB．invented
C．is inventedD．was invented
﹣What's that noise，Sam？
﹣My little brother with his toy car now．（ ）
A．will playB．is playingC．playsD．played