You: Hello, are you Prof. Smith from the United States?Mr. Smith: Yes, Robert Smith. Please call me 1____. 2____for meeting me at the airport.You: My3____________. Welcome to China. My name is Zhang Lin.Mr. Smith: Thank you. And4____________my wife.You:5____________, Mrs. Smith?Mrs. Smith: How do you do? It’s nice to meet you. Please6____________Mary.You: How was the7____________, Mary?Mrs. Smith: Well, it was quite OK, a little tiring, though.You: Then let’s get your luggage and go to8____________now.Mr. Smith: Oh, thank you. It’s9____________of you.
You: Hello, are you Prof. Smith from the United States?Mr. Smith: Yes, Robert Smith. Please call me 1____. 2____for meeting me at the airport.You: My3____________. Welcome to China. My name is Zhang Lin.Mr. Smith: Thank you. And4____________my wife.You:5____________, Mrs. Smith?Mrs. Smith: How do you do? It’s nice to meet you. Please6____________Mary.You: How was the7____________, Mary?Mrs. Smith: Well, it was quite OK, a little tiring, though.You: Then let’s get your luggage and go to8____________now.Mr. Smith: Oh, thank you. It’s9____________of you.
【单选题】NO 2 、NO 2 - 、NO 2 + 键角大小关系正确的是 。 A. NO 2 > NO 2 - >NO 2 + B. NO 2 + >NO 2 >NO 2 - C. NO 2 - > NO 2 >NO 2 + D. NO 2 + > NO 2 - >NO 2
【单选题】NO 2 、NO 2 - 、NO 2 + 键角大小关系正确的是 。 A. NO 2 > NO 2 - >NO 2 + B. NO 2 + >NO 2 >NO 2 - C. NO 2 - > NO 2 >NO 2 + D. NO 2 + > NO 2 - >NO 2
求定积分[img=179x43]17da65388c0b1ca.png[/img]； （ ） A: log(2^(1/2) + 1)/2 + 2^(1/2)/2 B: log(2^(1/2) + 1)/2 - 2^(1/2)/2 - 1/2 C: log(2^(1/2) + 1)/2 + 2^(1/2)/2 - 1/2 D: log(2^(1/2) + 1)/2 + 2^(1/2)/2 + 1/2
求定积分[img=179x43]17da65388c0b1ca.png[/img]； （ ） A: log(2^(1/2) + 1)/2 + 2^(1/2)/2 B: log(2^(1/2) + 1)/2 - 2^(1/2)/2 - 1/2 C: log(2^(1/2) + 1)/2 + 2^(1/2)/2 - 1/2 D: log(2^(1/2) + 1)/2 + 2^(1/2)/2 + 1/2
2 + 2 * (2 * 2 - 2) % 2 / 3
2 + 2 * (2 * 2 - 2) % 2 / 3
函数z=xsiny在点(1,π/4)处的两个偏导数分别为 A: √2/2,√2/2 B: √2/2,-√2/2 C: -√2/2,-√2/2 D: -√2/2,√2/2
函数z=xsiny在点(1,π/4)处的两个偏导数分别为 A: √2/2,√2/2 B: √2/2,-√2/2 C: -√2/2,-√2/2 D: -√2/2,√2/2
2×2×2×2×2
2×2×2×2×2
HbF的构成主要是（） A: α2β2 B: α2δ2 C: ζ2ε2 D: α2γ2 E: ζ2γ2
HbF的构成主要是（） A: α2β2 B: α2δ2 C: ζ2ε2 D: α2γ2 E: ζ2γ2
胎儿期血红蛋白HbF的分子组成为（ ）。 A: ζ2ε2 B: α2Aγ2、α2Gγ2 C: ζ2 Aγ2、ζ2Gγ2 D: ζ2 Aγ2、 E: α2δ2 、α2β2
胎儿期血红蛋白HbF的分子组成为（ ）。 A: ζ2ε2 B: α2Aγ2、α2Gγ2 C: ζ2 Aγ2、ζ2Gγ2 D: ζ2 Aγ2、 E: α2δ2 、α2β2
请根据课文预习完成下列段落填空。 Part I （Paras. 1- 2）serves the introduction of the reading. The first paragraph starts with _______1___ story. 20 years later, she changed her _____2____for working for a male boss to a female boss. The second paragraph________3_________ concerning working styles: Do men and women manage differently? Part II (Para.3) presents the _________4_______ of a female boss:_______5_____ and always _________6________. As a result, employees are ________7_________ because they have ___________8________ instead of being________9__________ ; their energies are put to use. On the other hand, consensus takes longer. Part III （Paras. 4-5）explores the _____10____ in working styles between male and female bosses. Men are _____11_______. goal-oriented and feel ______12____while women manage skillfully and ______13_____. When women work for women, women usually feel more _____14_______ their female boss, but it takes _____15____ for men to feel comfortable around their female boss.
请根据课文预习完成下列段落填空。 Part I （Paras. 1- 2）serves the introduction of the reading. The first paragraph starts with _______1___ story. 20 years later, she changed her _____2____for working for a male boss to a female boss. The second paragraph________3_________ concerning working styles: Do men and women manage differently? Part II (Para.3) presents the _________4_______ of a female boss:_______5_____ and always _________6________. As a result, employees are ________7_________ because they have ___________8________ instead of being________9__________ ; their energies are put to use. On the other hand, consensus takes longer. Part III （Paras. 4-5）explores the _____10____ in working styles between male and female bosses. Men are _____11_______. goal-oriented and feel ______12____while women manage skillfully and ______13_____. When women work for women, women usually feel more _____14_______ their female boss, but it takes _____15____ for men to feel comfortable around their female boss.
正常人血红蛋白多肽链的组成是 A: α2β2 B: α2γ2 C: α2ε2 D: α2δ2 E: σ2β2
正常人血红蛋白多肽链的组成是 A: α2β2 B: α2γ2 C: α2ε2 D: α2δ2 E: σ2β2