—Every day, my mother tries to spare some time to chat with me, she is very tired after a whole day’s hard work.—You are lucky to have such a great mum!
The ______ old woman often walks in the park ______.
We want to be ______ because, as students, we should learn to help other people.
I am too busy to listen to her ______ talking. She has talked for about two hours.
-Look, your sister is playing the piano over there. -She ______ be my sister. She has gone to America.
It is polite ______ you to give seats to the elderly.