皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【单选题】
根据以下内容回答题: When l was a child,I lived with my mother,my father having been away to work in the town.1 was then not(1)nine years old,lonely and expectant,(2)for things which I knew little about.1 walked out alone one morning along the mountain tops(3)my home stood.The sun had not yet risen,and the air(4)rain of the night and he mountain grass was heavy(5)tiny drops of water.As I looked back,I could see the marks my feet(6)on the long grassy slope behind me.1 walked till I came to a place(7)a little stream ran into the deep valley below.Here it passed between soft.(8)banks:at one place a large slice of earth had fallen away from the bank on the other side,and it had made a little island a few feet wide with water(9)all round it.It was covered with a weed with vellow flowers and long waving grasses.I sat down on the bank(10)a short pine tree.All the plants on the island were dark with the heavy raindrops of the night,and the sun had not vet risen. 1.
A.
yet
B.
however
C.
but
D.
nevertheless
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【简答题】关联规则的经典算法包括 和 ,其中 的效率更高。
【单选题】在纯电容电路中交流电压与交流电流之间的相位关系为。
A.
u超前iπ/2
B.
u滞后iπ/2
C.
u与i同相
D.
u与i反向
【判断题】汞、苯、铬酸盐和氰化物属于对人体具有极度危害的物质。()
A.
正确
B.
错误
【判断题】汞、苯、铬酸盐和氰化物属于人体具有极度危害的物质。
A.
正确
B.
错误
【简答题】战略业绩考核的模式主要有____、____和____等模式。
【单选题】在纯电容电路中交流电压与交流电流之间的相位关系为:
A.
电压超前电流
B.
电压滞后电流
C.
电压与 电流同相
D.
电压与电流反向
【判断题】方向指示信号灯的箭头方向向左.向上.向右分别表示左转.直行.右转
A.
正确
B.
错误
【单选题】在纯电容电路中交流电压与交流电流之间的相位关系为( )。
A.
u超前i π/2
B.
u滞后i π/2
C.
u与 i 同相
【简答题】在纯电容电路中,电流与电压的频率关系为(),电压相位()电流90°。
【简答题】孢子减数分裂也叫中间减数分裂,见于_____物和某些_____类。
参考解析:
知识点:
题目纠错 0
发布
创建自己的小题库 - 刷刷题