The first thing _____ my brother is going to do this afternoon is to write a letter.
The doorbell is ringing. It _________ Alice , because she__________ Washington.
Yesterday Shirley advised me to buy my daughter _________ iPad as a birthday present._________ useful advice she offered me!
—The most beautiful teacher Zhanglili ________ a mother to her students.—Yes, she is really a good teacher.
—_________ do you want to join the music club?—Because I want to learn from others about music.
—Mom, can I watch TV?—Yes, but you must do your homework _________ you can watch it.