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【简答题】
A person searches various websites for different reasons, such as school, work, or entertainment. For teenagers, many informative resources on the Internet can be used. As a matter of fact, there are educational, music and art websites that are truly helpful to teenagers, because they can help make one’s life easier. Educational websites are helpful to a teenager in doing school work and searching for a college. Some can help studying for tests, explaining a lesson, and doing homework. Some can help find the right schools based on one’s interests. And still others have pages devoted to the social life at each of the colleges or the specific activities that occur at a certain school. Some free music sites enable a teenager to diversify their musical tastes. On these sites, all types of music are available such as pop, cock, jazz, and country. One can type in a song, category or artist and his or her entire catalog appears. Then, the listener can make multiple playlists without creating an account(账户)with the site. There are various art websites that can help students to appreciate and create art pieces. On these sites, a student can view numerous photos and art pieces from different mediums or create an account with the website to upload them art pieces for people to see. In addition, one can enjoy various art projects that people have created on display for the rest of the world. Truly informative resources are offered on the Internet. The best suggestion one car receive is to try to look for new websites that can help in the educational, music, or art area so one can become well-rounded and informed. Truly Helpful Websites for Teenagers
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举一反三
【单选题】下面哪一个不是原子命题
A.
蓝色是一种很漂亮的颜色
B.
兰色和黄色可以调配成绿色
C.
兰色和黄色是常用颜色
D.
黄色是一种明亮的颜色
【单选题】甲隧道施工企业,2019年3月,由于其夜间频繁爆破山体产生突发噪声,经检测设备测定,爆破所产生的等效声级超标分贝数为11分贝,峰值噪声超标分贝数为20分贝,当月超标20天。已知,工业噪声超标10~12分贝的,每月税额2800元;超标16分贝以上的,每月税额11200元。则下列甲企业当期应缴纳环境保护税的计算中,正确的是( )。
A.
11200+2 800=14000(元)
B.
11200元
C.
(11200+2 800)×50%=7000(元)
D.
11200:31×20=7225.81(元)
【单选题】在Photoshop中,下列关于“渐变填充”工具的描述中,不正确的有( )。
A.
如果在不创建选区的情况下填充渐变色,渐变工具将作用于整个图象
B.
不能将设定好的渐变色存储为一个渐变色文件
C.
可以任意定义和编辑渐变色,不管是两色、三色还是多色
D.
在photoshop6中共有五种渐变类型
【简答题】在铰链四杆机构中,与机架用转动副相连接的构件称为 ,不与机架直接连接的构件称为 。能做整周连续回转的连架杆称为 , 只能往复摆动某一角度的连架杆称为 。
【单选题】下面哪一个不是原子命题
A.
蓝色是一种很漂亮的颜色
B.
兰色和黄色可以调配成绿色
C.
兰色和黄色是常用颜色
D.
黄色是一种明亮的颜色
【单选题】下面哪一个不是降低钢包寿命的原因。()
A.
转炉下渣较多
B.
精炼渣子碱度低
C.
渣中CaO含量高
【简答题】四杆机构中能做连续转动的连架杆称为 。
【判断题】房价的特点是时间和空间的补偿性
A.
正确
B.
错误
【单选题】建筑物的变形特征可以分为( )【 3.10 建筑物沉降观测与地基允许变形值】
A.
沉降量、沉降差、倾斜和局部倾斜
B.
沉降量、沉降差、倾斜角和局部倾斜角
C.
沉降量、沉降差、倾斜角和局部倾斜
D.
沉降量、沉降差、倾斜和局部倾斜角
【多选题】photoshop可以创建的选区类型有:( )
A.
普通选区
B.
羽化选区
C.
图层选区
D.
通道选区
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