冬天到了,蛇要冬眠,而兔子不需要冬眠,主要原因是 A.蛇的体表没有毛,兔子体表被

题型:选择题

问题:

冬天到了,蛇要冬眠,而兔子不需要冬眠,主要原因是

A.蛇的体表没有毛,兔子体表被毛

B.蛇没有四肢,兔子有发达的四肢

C.蛇是变温动物,兔子是恒温动物

D.蛇的身体小,不耐冷;兔子身体大,耐冷

考点:生物分类的概念和依据
题型:选择题

印有()英文缩写不代表该食品是安全的?

A、QS

B、AQSIQ

C、GreenFood

D、ISO

题型:选择题

髋部一过性骨质疏松的特点或表现是()

A.股骨近端、髋臼自限性骨髓水肿

B.T1WI为高信号

C.T1WI为等信号

D.T2WI为等信号

E.T2WI为高信号

题型:选择题

President Bush arrived in Washington and forged ahead with an ambitious agenda- (1) tax cuts, vast changes in federal social programs, expansions of executive power and (2) broad remaking of energy and education policies.
Claiming a mandate by simply declaring (3) existence, his early successes dazzled his critics. With guru Karl Rove directing the (4) , Bush won a stunning series of political victories.
He muscled his agenda through (5) friendly Congress, and gained seats for his party in the 2002 midterm elections. (6) biggest triumph came in 2004, when he won a second term despite a (7) unpopular war.
The "permanent" Republican majority he and Rove envisioned even seemed attainable (8) Bush plunged himself into his most ambitious legislative effort yet: a partial privatization (9) Social Security.
But the president who boasted about "political capital" in the heady (10) after his re-election now faces the worst of political fates as he enters (11) final year in office: borderline irrelevance.
The president’s second term has (12) defined by legislative paralysis, marked by record-low approval ratings, presidential candidates who are (13) from his shadow, and a lingering war that’s sapping his remaining reservoirs of (14) .
As he enters his final year in office with the war continuing, Republican (15) for president bolting from his shadow, and his party back in the minority (16) Congress, he is politically weakened, an early entry into lame-duck status.
And the (17) Washington atmosphere he hoped to cure is just as nasty as it was (18) he came to office seven years ago.
"lie’s left our political institutions much (19) troubled than they were before," said Thomas E. Mann, a senior fellow at (20) Brookings Institution, a Washington-based think tank. "He didn’t create the ideological polarization, but he magnified it. \

题型:选择题

读图回答问题。

判断地形:甲()、乙()、丙()、丁()、戊()、己()

题型:选择题

一旅行社未取得出境旅游业务经营权,自交纳质量保证金之日起三年内没有受到任何行政处罚。按照规定,旅游行政管理部门应当将质量保证金的交存数额降低至()。

A.20万元

B.10万元

C.8万元

D.5万元

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