A. average B. constitute C. happen D. structure A. fin B. tenth C. teach English D. pumpkin A. own B. outpatient C. be in trouble D. go ahead A. learnt B. laugh C. inquire D. go to the cinema A. perfect B. associate C. setting D. palace A. villager B. endanger C. be bad for D. third A. flute B. felt C. quiet D. keep a secret A. speed B. expose to C. enrich D. What's the matter A. maximum B. biology C. noisy D. careless A. footstep B. at first C. tired D. magician