A. sir B. delicacy C. necessity D. breast A. fissure B. than C. do some research D. twenty-one A. cone B. healthy C. radio astronomer D. toast A. rice B. tea C. splendid D. complete A. undertake B. milk C. fellow D. inclination A. warm-hearted B. hundreds of C. weight D. curtsy A. salad B. deer C. get hold of D. flint A. weekend B. wallet C. doorbell D. Mid-Autumn Festival A. How about B. Canberra C. Flag Day D. piece A. unit price B. have a look C. pineapple D. suppose