——Mom, my little sister is crying all the time.——Mary, be ________! She feels unwell. You should take good care of her.
---Kate isn’t at school today.Do you know the ____? ----She is ill in bed,sir.
Could you please help me _____ my dog when I am not at home?
—My mother is ill today. ---.
________ he is poor, he is happy.
David often forgets _____ his English book.