Jane: What are you doing?Evan: 1 There's something wrong with it.Jane: 2Evan: I'm on a couple of dictionaries and some textbooks.Jane: Are you crazy?Evan: What's the matter?Jane: 3Evan: It's only a few of feet. 4Jane: What if you fall while the light breaks?Evan: 5Jane: I'll get the ladder for you.Evan: Thank you. A: What are you standing on? B: There is nothing to worry about. C: I'm going to repair the lamp. D: Those books will slip and you'll fall over. E: I never thought about that.
Jane: What are you doing?Evan: 1 There's something wrong with it.Jane: 2Evan: I'm on a couple of dictionaries and some textbooks.Jane: Are you crazy?Evan: What's the matter?Jane: 3Evan: It's only a few of feet. 4Jane: What if you fall while the light breaks?Evan: 5Jane: I'll get the ladder for you.Evan: Thank you. A: What are you standing on? B: There is nothing to worry about. C: I'm going to repair the lamp. D: Those books will slip and you'll fall over. E: I never thought about that.
Evan met Julia ________the wedding.
Evan met Julia ________the wedding.
（）是艾薇儿和她最好的朋友Evan一起创作的，艾薇儿在歌曲的创作过程中Evan给予了很多的帮助。
（）是艾薇儿和她最好的朋友Evan一起创作的，艾薇儿在歌曲的创作过程中Evan给予了很多的帮助。
()是艾薇儿和她最好的朋友Evan一起创作的,艾薇儿在歌曲的创作过程中Evan给予了很多的帮助。 A: Girlfriend B: Innocence C: RockNRoll D: Complicated
()是艾薇儿和她最好的朋友Evan一起创作的,艾薇儿在歌曲的创作过程中Evan给予了很多的帮助。 A: Girlfriend B: Innocence C: RockNRoll D: Complicated
Evan综合征：（）。 A: Coombs试验阳性 B: 血小板数量减少 C: 两者均有 D: 两者均无
Evan综合征：（）。 A: Coombs试验阳性 B: 血小板数量减少 C: 两者均有 D: 两者均无
What can foreign students do according to official Evan Ryan. A: They can promote mutual understanding. B: They can help spread American culture. C: They can help build a better America. D: They can be a source of top talent to America.
What can foreign students do according to official Evan Ryan. A: They can promote mutual understanding. B: They can help spread American culture. C: They can help build a better America. D: They can be a source of top talent to America.
【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