Word
random : made or done aimlessly ,without any plan ;casual; haphazard
TYPICAL USE: The room was filled with a random selection of furniture .

steadfast :firm and unchanging ;firmly fixed ;not moving
TYPICAL USE: He was so steadfast to his principles that we couldn't move him.

subordinate :1 lower in rank or position 2 a person lower in rank or position.
TYPICAL USE:1 A clerk in a business occupies a subordinate position to that of the owner .
2 A good leader is the one that is respected by his subordinates .

thrift : careful use money and goods ;economy
TYPICAL USE: Her thrift saved them enough money to buy a house .

treacherous : not to be trusted ;not faithful;disloyal .
TYPICAL USE: The treacherous soldier carried some important information to the enemy.

troublesome : causing trouble or anxiety;full of troubles ;annoying .
TYPICAL USE: He is a troublesome child and never be obedient to his parents .

alternative : a choice between two things .
TYPICAL USE: His father give her the alternative of staying in high school or go to work .

bulge :an outward swelling;temporary increase
TYPICAL USE: The bag of candy made a bulge in the child's pocket.

congratulate :express a pleasure to a person on his fortune or success ;felicitate.
TYPICAL USE: Let me congratulate you on the birth of your son.

contradiction :1 denying ;saying the opposite 2 a contrary condition;disagreement .
TYPICAL USE: 1 Contradiction by the students always makes my teacher angry .
2 It is a contradiction to say you support the governmnent but would not vote for it in an election .

练习:
1. The graph shows a __1__in the price of meat.
2. There is a __2__ between them .
3. She has the virtues of hardworking and __3__.
4. She is a __4__ friend of mine .
5. If you don't like the school lunch, you have the __5__of bringing your own.
6. The student is a __6__ boy .
7. He took a book at __7__ .
8. I want to __8__ you with all my heart.
9. He is kind to his __9__ .
10. He was cruel, __10__and unscrupulous.

答案:
1. bulge n. 凸出;暂时增长
2. cotradiction n.矛盾
3. thrift n.节俭
4. steadfast adj.坚定的.
5. alternative n. 二选一.
6. troublesome adj.麻烦的.
7. random adj. 随便的
8. congratulate v.祝贺
9.subordinates adj.下级的 n.属下.
10.treacherous adj. 叛逆的