Unit 18-20

Question 1

Convention

Answer 1

Custom

Question 2

Converge

Answer 2

To approach, come together

Question 3

Convex

Answer 3

Curved outward

Question 4

Convivial

Answer 4

Sociable

Question 5

Convoluted

Answer 5

Twisted, complicated

Question 6

Copious

Answer 6

Abundant

Question 7

Coquette

Answer 7

A woman who flirts

Question 8

Cornucopia

Answer 8

A state of abundance 丰饶之角

Question 9

Cosmology

Answer 9

Study of the universe as a totality

Question 10

Covert

Answer 10

Hidden, secret

Question 11

Covetous

Answer 11

Desiring Sth owned by others

Question 12

Cozen

Answer 12

Deceive

Question 13

Craven

Answer 13

Cowardly

Question 14

Credence

Answer 14

Acceptance of Sth as true

Question 15

Credo

Answer 15

Creed 信条

Question 16

Daunt

Answer 16

To discourage, dishearten, intimidate

Question 17

Dearth

Answer 17

Scarcity缺乏，不足

Question 18

Debauchery

Answer 18

Corruption放荡

Question 19

Decorum

Answer 19

Proper behavior

Question 20

Defame

Answer 20

To malign, harm someone’s reputation

Question 21

Default

Answer 21

To fail to act未履行，拖欠；欺诈

Question 22

Deference

Answer 22

Respect,regard for another’s wish

Question 23

Defunct

Answer 23

No longer existing

Question 24

Delineate

Answer 24

To represent or depict

Question 25

Demographic

Answer 25

人口统计的

Question 26

Demotic

Answer 26

Pertaining to people

Question 27

Demur

Answer 27

To express doubt

Question 28

Denigrate

Answer 28

To slur someone’s reputation

Question 29

Denizen

Answer 29

Inhabitant, a regular visitor

Question 30

Denouement

Answer 30

Outcome