It's very kind ___________ you to lend me your reusable shopping bags．（ ）
A．ofB．forC．toD．with
﹣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
We each other since I came to Beijing， but we send emails very often．（ ）
A．don't seeB．didn't see
C．won't seeD．haven't seen