Complete the sentences. use the word combinations in the right forms from the nota bene box. 1) if you are tired, you should . 2) all english children when they are five. 3) my brother is a student, he . 4) at what time does your father — his work begins at 9, so he leaves home at 8. 5) cathy is ill and must . 6) do you always on sundays? , .