A、 healthy
B、 active
C、 protective
D、 open
答案:B
A、 healthy
B、 active
C、 protective
D、 open
答案:B
A. back-and-forth
B. decreasing
C. weaker
D. worse
A. was stable
B. was flexible
C. was volatile
D. was regular
A. flourished
B. endured
C. subsidized
D. forbidden
A. one-edged
B. two-edged
C. one-sided
D. two-sided
解析:null
A. gave incentives to
B. caused losses to
C. took advantage of
D. kept track of
A. wars
B. negotiations
C. talks
D. conflicts
A. increased
B. dropped
C. waved
D. showed
A. gathered
B. seen
C. found
D. experienced
A. decision
B. measure
C. goal
D. policy
A. in the form of water
B. moving
C. easily changed into cash
D. clear