下列选项体现我国实施科教兴国战略的是() ①中国载人深潜突破7000米大关②20

题型:选择题

问题:

下列选项体现我国实施科教兴国战略的是 (  )         

①中国载人深潜突破7000米大关 ②2011年9月29日我国成功发射“天宫一号” ③国务院决定全部免除义务教育阶段学杂费 ④《2008年美国的 * * 纪录》白皮书发表

A.①②③

B.②③④

C.①②④

D.①③④

考点:科教兴国、人才强国战略
题型:选择题

以下关于激素的叙述,不正确的是()。

A.雄激素是合成雌激素的前体

B.孕激素是雄激素的前身

C.雌三醇是雌二醇与雌酮的代谢产物

D.孕二醇是黄体酮的主要代谢产物

E.卵巢激素主要在肝代谢

题型:选择题

I was a single parent of four small children, working at a low paid job. Money was always tight, but we had a (1) over our heads, food on the table, clothes on our backs, and if not a lot, always (2) . Not knowing we were poor, my kids just thought I was (3) . I’ve always been glad about that.

It was Christmas time, and although there wasn’t (4) for a lot of gifts, we planned to celebrate with a family party. But the big (5) for the kids was the fun of Christmas (6) .

They planned weeks ahead of time, asking (7) what they wanted for Christmas. Fortunately, I had saved MYM120 for (8) to share by all five of us.

The big (9) arrived. I gave each kid a twenty-dollar bill and (10) them to look for gifts of about four dollars each. Then everyone scattered. We had two hours to shop; then we would (11) back at the "Santa’s Workshop".

Driving home, everyone was in high Christmas spirits, (12) my younger daughter, Ginger, who was unusually (13) . She had only one small, flat bag with a few candies—fiftycent candies! I was so angry, but I didn’t say anything (14) we got home. I called her into my bedroom and closed the door, (15) to be angry again. This is what she told me.

"I was looking (16) thinking of what to buy, and I (17) to read the little cards on the ’Giving Trees’. One was for a little girl, four years old, and all she (18) for Christmas was a doll. So I took the card off the tree and (19) the doll for her. We have so much and she doesn’t have anything. "

I never felt so (20) as I did that day.

13()

A.quiet 

B.excited 

C.happy 

D.ashamed

题型:选择题

简述为做到政治组织和经济组织的递增需求一致,政府需做的努力。

题型:选择题

确定债券的发行利率,主要依据以下()因素。

A.债券的期限

B.债券的信用等级

C.有无可靠的抵押或担保

D.市场利率水平及变动趋势

E.债券利息的支付方式

题型:选择题

降产操作时,需要提前降低()。

A、酯化系统温度

B、缩聚系统真空

C、催化剂加入量

D、二氧化钛加入量

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