A、 profitable
B、 reasonable
C、 safe
D、 risky
答案:A
A、 profitable
B、 reasonable
C、 safe
D、 risky
答案:A
A. manage
B. accelerate
C. demonstrate
D. implement
A. height
B. importance
C. width
D. appearance
解析:null
A. formal
B. powerful
C. fundamental
D. rational
A. permanent
B. unyielding
C. frantic
D. adverse
A. amazing
B. complex
C. reasonable
D. primary
A. healthy
B. active
C. protective
D. open
A. condition
B. sector
C. research
D. variety
A. inactive
B. aggregate
C. cyclical
D. easing
A. varied
B. unchanging
C. respective
D. combined
A. disputed
B. provoked
C. reckoned
D. resisted