设a=0.64.2，b=0.74.2，c=0.65.1，则a，b，c大小关系正确

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问题选择题

设a=0.6^4.2，b=0.7^4.2，c=0.6^5.1，则a，b，c大小关系正确的是[ ]

A.a＞b＞c

B.b＞a＞c

C.b＞c＞a

D.c＞b＞a

答案

答案：B

选择题

_______ that it was already the fourth time that he _______ abroad.

A．So lucky he was; traveled

B．So lucky was he; traveled

C．So lucky he was; had traveled

D．So lucky was he; had traveled

多项选择题

新发展理念，深刻揭示了实现（）的必由之路。

A、更高质量

B、更有效率

C、更加公平

D、更可持续发展