皮皮学，免费搜题
登录
搜题
【单选题】
旅客需按票面载明的( )乘车,并在票面规定的有效期内到达到站。A.
发站、到站、
B.
到站、票价、
C.
票价、有效期、径路
D.
日期、车次、
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】已知椭圆C： x 2 a 2 + y 2 b 2 =1 （a＞b＞0）与直线x+y-1=0相交于A，B两点． （1）当椭圆的半焦距c=1，且a 2 ，b 2 ，c 2 成等差数列时，求椭圆的方程； （2）在（1）的条件下，求弦AB的长度； （3）当椭圆的离心率e满足 3 3 ≤e≤ 2 2 ，且以AB为直径的圆经过坐标原点O，求椭圆长轴长的取值范围．
【单选题】The incident turned him into _____ different person, even if he did not realize it at _____ beginning. [ ]
A.
a; a
B.
the; the
C.
the; a
D.
a; the
【简答题】. . . . . . . . . . . . . . . . . . . . . . . const i tutes any f inancial t ransact ions whose purpose is to conceal the or igins of the proceeds of criminal activity. Which word(s) completes ...
【单选题】Consumers enjoy a ( ) variety of similar items for less money.
A.
larger
B.
shorter
C.
longer
D.
faster
【简答题】free money that is awarded to students according to one’s high academic performance or f inancial need(B)
【单选题】Which of the following statement is NOT true?
A.
Consumers can enjoy more convenience as the cooperation between Internet companies and hardware makers develops.
B.
Yahoo is expected to cooperate with Google Inc. to provide Web services to the Nokia handset users.
C.
Nokia entered cooperation with Yahoo Inc. earlier than Motorola.
D.
Consumers need to wait for a period of time before their existing phones can be connected to the Internet.
相关题目：