【简答题】设z=2 2x+3y ,则z" xy =______.
【单选题】听力原文:W: One piece of cloth is pure wool and the other is a synthetic fabric. M: Amazing! I really can't tell them apart. Q: What does the man mean? (17)
A.
He can't tear either piece of cloth.
B.
He wants part of each piece of cloth.
C.
The pieces of cloth are made by a secret process.
D.
The pieces of cloth seem identical to him.
【判断题】屈原的主要作品有《离骚》《九歌》《九章》《天问》等
【简答题】Write an essay in no less than 200 words with the title 'What can I Offer to Society?' First, write an outline for your essay, and then according to your outline, write your essay. Both your outline a...
【单选题】患者女性,29岁,高热伴进行性贫血,衰竭2周,肝胁下3cm,脾肋下7cm,浅表淋巴结肿大巩膜黄染,Hb60g/L,白细胞2.3×10↑/L,血小板50×10↑/L,骨髓增生活跃,粒、红、巨核系大致正常,见到5%异常巨大,细胞形态极为畸特,呈镜影核,核仁大而畸胞浆中有吞噬的红细胞和血小板,本例最可能的诊断是下列哪一种疾病
【单选题】z=ln(xy),(x>0,y>0),则 =( )
【单选题】The figure at the right consists of four semicircles in a large semicircle. If the small semicircles have radii of 1, 2, 3, and 4, what is the perimeter of the shaded region?
【多选题】到1988年年底,全国形成了以()为主干框架的近1600家旅行社体系。p9
【简答题】类文阅读题 雪花的快乐 徐志摩 假若我是一朵雪花, 翩翩的在半空里潇洒, 我一定认清我的方向—— 飞飏,飞飏,飞飏,—— 这地面上有我的方向。 不去那冷寞的幽谷, 不去那凄凉的山麓, 也不上荒街去惆怅—— 飞飏,飞飏,飞飏,—— 你看,我有我的方向! 在半空里娟娟的飞舞, 认明了那清幽的住处, 等着她来花园里探望—— 飞飏,飞飏,飞飏,—— 啊,她身上有朱砂梅的清香! 那时我凭借我的身轻, 盈盈...
【简答题】What does the woman advise the man to do? [ A] Find another job. [B] Do the job firstly. [ C] Ask the boss to raise the salary.