— What great fun the Kings had________ the winter holiday! Where did they go?— It is in Hainan ________ they spent the winter holiday.
-Boys, you can enjoy ______ here. -OK, Mr. Green.
______ girl in red is my best friend, Sally.
---A: Sorry, I didn’t return your book on time. ---B: _______.
---A: Sophia, your handwriting is really beautiful. I love it. ---B: _______.
---I called you at 4:00 yesterday afternoon, but nobody answered. ---Sorry, I ______ with my friends at that time.