题目内容
（请给出正确答案）
[主观题]
The author tends to think that the fifth level __________A. would be little better
The author tends to think that the fifth level __________
A. would be little better than the fourth level
B. may be a lot more desirable than the first four
C. can be the last and most satisfying level
D. will become attainable before the government takes actions
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