A. gratitude B. feature C. candidate D. evolution

A. candidate B. feature C. emission D. evolution

A. brief B. feature C. emission D. occasion

(1) If penicillin （青霉素） had not been available, many people would have died from sickness or even small in World War Ⅱ. (2) A lack of oxygen resulted in a severe brain, leaving her unable to speak or walk. (3) Although alcohol is legal, it can do great to liver once consumed in large quantities. (4) When someone has deeply your feelings, it can be very difficult to let go of your anger.

(1) All types of fruits appeal to me, , watermelons in the summer season.  (2) He  us with a lot of money for helping him. (3) We sincerely hope that the footballer, who got his left leg broken in the match, will soon be  to health. (4) My piano playing has improved  since I stared with a new teacher. (5) The group  one of their graduates to be their spokesperson during their homecoming election. (6) Her family couldn't afford any other appliance. (7) He had trouble making the  from youth to adulthood.  (8) When she finished painting, she stepped back to admire the  effect. (9) The girl  on the stage is my classmate. (10) Tom was  for his long service with the company.

(1)  n.意外事件；偶然因素→ adj.偶然的→ adv.偶然地 (2)  n.复杂性，错综复杂→ adj.复杂的 (3)  adj.恼怒的，烦恼的→ vt.使恼怒；使生气→ adj.令人恼怒的→ n.恼怒 (4)  v.适应，(使)习惯→ adj.可调整的；可调节的→ n.调整，调节；适应 (5)  v.原谅，宽恕→ n.原谅；宽恕 (6)  v.批评，指责→ n.批评 (7)  n.忧虑，担心→ adj.担心的；关切的→ prep.关于 (8)  n.尴尬，难为情→ vt.使尴尬→ adj.令人难堪的；令人窘迫的

A. advice B. order C. possibility D. invitation

A. traditions B. advances C. pressures D. examples

A. reservation B. transformation C. distinction D. submission