一Were you at home at 9:00 last night? I called you but nobody answered.—Sorry, I _______ at that time.
My mother is very __________ because she hardly ever exercises.
Thanks a lot for ___________ me to join you.
_________ she is a little girl, _________ she knows a lot.
— ________ do you play table tennis, Jim? —Twice a week.
The girl _____yellow is her sister.