皮皮学,免费搜题
登录
搜题
【简答题】
In 1826, a Frenchman named Niepce needed pictures for his business .But he was not a good artist .So he invented a very simple camera (照相机).He put it in a window of his house and took a picture of his garden .That was the first photo. The next important date in the history of photography (摄影术) was in 1837.That year, Daguere, another Frenchman, took a picture of his reading room .He used a new kind of camera in a different way. In his picture you could see everything very clearly, even the smallest thing. This kind of photo was called a Daguerreotype. Soon, other people began to use Daguerre's way .Travelers brought back wonderful photos from all around the world .People took picture of famous buildings, cities and mountains. In about 1840, photography was developed .Then photographers could take picture of people and moving things .That was not simple .The photographers had to carry a lot of film(胶片) and other machines. But this did not stop them, for example, some in the United States worked so hard. Mathew Brady was a famous American photographer. He took many picture of great people .The pictures were unusual because they were very lifelike(栩栩如生的) Photography has also became one kind of art by the end of the 19th century .Some photos were nor just copies of the real world .They showed feelings, like other kinds of art. 小题1:The first photo taken by Niepce was a picture of ____________ A.his business B.his house C.his garden D.his window 小题2:The Daguerreotype was____________. A.a Frenchman B.a kind of photo C.a kind of camera D.a photographer 小题3:If a photographer wanted to take pictures of moving things in the year of 1840, he had to__________. A.watch lots of films B.buy an expensive camera C.stop in most cities D.take many films and something else with him. 小题4:Mathew Brady______________. A.was very lifelike B.was famous for his unusual pictures C.was quite strong D.took many pictures of moving people
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
【多选题】空接是指由于某种原因,旅游团推迟抵达接待站,导游仍按原计划接站而没有接到旅游团的情况。造成空接的原因可能有如下几点: ( )
A.
客观原因。由于天气原因或某种故障,旅游团仍滞留在上一站或途中。而上一站旅行社并不知道这种临时的变化,没有通知下一站接待社,全陪或领队也无法通知接待社。
B.
上一站原因。由于某种原因,上一站旅行社将该团原定的航班或车次变更,变更后推迟抵达。但上一站有关人员由于工作疏忽,没有通知下一站接待社。
C.
接待社原因。接到了上一站的变更通知,但接待社有关人员没有及时通知该团地陪,或者地陪已经收到通知,但是粗心大意没有仔细查看。
D.
旅游者原因。由于旅游者本人生病、急事、或其他原因,临时决定取消旅游,没乘飞机或火车前往下一站,但又没及时通知下一站接待社,造成空接。
【单选题】下列说法正确的是(  )
A.
淀粉、纤维素、蛋白质都属于天然高分子形成的混合物
B.
蔗糖溶液中加入新制Cu(OH) 2 煮沸会析出砖红色沉淀
C.
纤维素、淀粉都可用(C 6 H 10 O 5 ) n 表示,它们互为同分异构体
D.
人体的各种组织的蛋白质不断分裂,最终生成二氧化碳和水,排出体外
【单选题】若要检测食品中的胡萝卜素,样品保存时必须在()条件。
A.
避光
B.
恒温
C.
室 温
D.
高温
【单选题】关于通过 startService ()和 bindService()启动的两种方式 ,以下说法错误的是 ( )。
A.
通过 startService() 启动服务会调用如下生命周期方法: onCreate()---->onStartCommand()---->onDestory()
B.
当采用 startService() 方法启动服务,访问者与服务之间是没有绑定在一起的,访问者退出,服务还在运行
C.
如果是调用 bindService() 启动服务:会调用如下生命周期方法: onCreate()---->onBind()---->onDestory()---->onUnBind()
D.
采用 bindService() 方法启动服务时,访问者与服务是绑定在一起的,即访问者退出,服务也就终止,解除绑定。
【单选题】切削用量的三要素是( )
A.
刀片和刀具切削参数;
B.
切削速度VC、进给量f和背吃刀量ap;
C.
切削速度VC、进给速度Vf和背吃刀量ap。
【单选题】下列说法正确的是 [     ]
A.
淀粉、纤维素、油脂、蛋白质都属于天然高分子形成的混合物
B.
蔗糖溶液中加入新制Cu(OH) 2 浊液煮沸会析出红色沉淀
C.
纤维素、淀粉都可用表示(C 6 H 10 O 5 )n,但它们并不为同分异构体
D.
人体的各种组织的蛋白质不断分解,最终生成二氧化碳和水,排出体外
【单选题】若要检测食品中的胡萝卜素,样品保存时必须在()条件。
A.
避光
B.
恒温
C.
冷藏
D.
高温
【判断题】采用startService()方法启动服务,如果多次创建服务Service,则onCreate()方法只会被调用执行1次。
A.
正确
B.
错误
【单选题】下列说法正确的是(  )
A.
淀粉、纤维素、油脂、蛋白质都属于天然高分子形成的混合物
B.
蔗糖溶液中加入新制Cu(OH) 2 浊液煮沸会析出红色沉淀
C.
纤维素、淀粉都可用(C 6 H 10 O 5 ) n 表示,但它们并不为同分异构体
D.
人体的各种组织的蛋白质不断分解,最终生成二氧化碳和水,排出体外
【单选题】整车货运量占铁路运输量( )
A.
60%以上
B.
95%以上
C.
70%-90%
D.
95%
相关题目: