A. vice B. reservoir C. it D. trick or treat A. old B. gaoler C. instrument D. convention A. isn't B. puncture C. today D. ingenuity A. radiation B. this C. picnic D. computer A. nationalism B. hand out C. yours D. not A. lifelong B. presentation C. new D. sigh A. Miss B. the Mid-Autumn Festival C. card D. seal A. day B. theory C. avoid D. grass-seed A. western-style B. cousin C. is D. Flag Day A. trousers B. analyse C. homeroom D. take a chance