n. something that causes problems and tends to stop sb./sth. from succeeding or making progress; a factor which makes someone or something less useful, acceptable, or successful than other people or things.
A. diameter
B. density
C. concrete
D. disadvantage
查看答案
v.to change your appearance so that people cannot recognize you;
A. discharge
B. disguise
C. dismiss
D. condense
v.to take control of a country or city and its people by force; to defeat sb., especially in a competition, race, etc.
A. deceive
B. conquer
C. dictate
D. disable
v.to be worthy of
A. derive
B. deserve
C. despise
D. deceive
adj. showing care and effort in your work or duties
A. discard
B. disclose
C. digest
D. diligent
微信支付 
支付宝支付