1.affiliation n.聯系，聯合（link or connection made by affiliating）

詞根記憶：來自affiliate(v.使附屬；使發生關系)

例:The information that Wulf herself provided on religious afflliation and gender of students is in fact accurate.

2.affirmative a.肯定的( asserting that the fact is so);n.肯定語(a word or statement of agreement)

詞根記憶：來自affirm(v.斷言，肯定)

例:Affirmative action is good business.//More than half the customers who answered in the affirmative spent over $100 at the store.

3.afflict v.使痛苦，折磨( to trouble, to injure)

詞根記憶：af（不斷）+flict(打擊)--再受到打擊--折磨

例:A disease broke out and severely afflicted the campers.

派生詞:affliction(n.痛苦，煩惱)

同根詞：conflict(n.沖突)：infliction(n.施加的痛苦)

4.affluent a.富裕的( rich)

聯想記憶：af（不斷）+flu(流)+ent--多得不停往外流--富裕的

例:The Joneses are affluent and give money to their community.

同根詞：confluence(n.匯流)；superfluous(a.多余的)

5.affordable a.負擔得起的，髓的( being able to buy sth.)

詞根記憶：來自afford(v.買得起)

例:In countries in which new life-sustaining drugs cannot be patented,such drugs are sold at widely affordable prices.

6.aftermath n.結果，后果( consequence)

例:In the aftermath of the flood, people rebuilt their homes.

7.aggravate v.加重，惡化(to make worse; intensify)

詞根記憶：ag+grav(重)+ate--使重--加重，惡化

例:Doctors generally agree that such factors as cigarette smoking, eating rich foods high in fats, and alcohol consumption not only do damage by themselves but also aggravate genetic. predispositions toward certain diseases.

派生詞:aggravation(n.加劇，惡化)

同根詞：grave(a.重大的：莊重的)

8.aggregate v.合計（to coilector gather intoa mass orwhoIe）；n.集合體(a body of units somewhat loosely associated with one another)；a．合計的，聚合的(collective)

詞根記憶：ag+greg(團體)+ate--成為團體--集合體

例:aggregate of consumers消費者的集合體//A company may be able to estimate accurately the aggregate number of shoes it is going to sell.

派生詞:aggregation(n.聚集；總計)

同根詞：gregarious(a.喜社交的)

9.aggression n.侵略，侵犯（invasion）；敵對行為(hostile, injurious, or destructive behavior)

聯想記憶：ag+gress(走)+ion --走到別的國家--侵略

例:Rhesus monkeys(獼猴)respond with aggression to a wider range of stimuli than any other monkeys do.

派生詞:aggressive(a.攻擊性的，侵略的)；aggressiveness(n.好斗)

10.aggressive a.好斗的(militant;assertive）；進取的(full of enterprise and initiative）

詞根記憶：ag(加強)+gress(行走)+ive--到處亂走的--好斗的

例:They tend to become aggressive when provoked.

派生詞:aggressivefy(ad.侵略地)

同根詞：aggressor(n.侵略者)