词形变化 (1) Mothers worry about whether their children are getting a _______ (health) diet. (2) I kept on struggling forward, even though I knew it was ________ (hope). (3) It is _______ (help) to discuss your problems with your friends. (4) T he job of an air ________ (host) is to serve food and drink to passengers on a plane. (5) I t was a brilliant speech --- clear, precise and _______ (humor). (6) W hen it comes to job interviews, first ________ (impress) are important. (7) N igeria gained ________ (independent) from Britain in 1960. (8) S he was taken to hospital with serious head _______ (injury). (9) I t is _______ (legal) to sell tobacco to someone under 16. (10) I s it lunch time yet? I’ m getting ________ (hunger).