首页
登录
职称英语
The nature of light is not wholly known, but it is generally believed to be
The nature of light is not wholly known, but it is generally believed to be
游客
2024-10-06
4
管理
问题
The nature of light is not wholly known, but it is generally believed to be matter, as in its(1)______, it obeys the laws(2)______matter. So closely is it connected with heat and electricity that there can be (3)______ doubt of their all being(4)______ different modifications of the same substance. The effects of light(5)______ other bodies and how light is affected by them(6)______ some important principles.
Rays of light are reflected from one surface to(7)______. It is by this reflection of light that objects are(8)______ visible. However, unless light falls directly(9) ______the eye they are invisible, and are not(10)______felt until after a certain series of operations upon the various coverings of the eye. Smooth and(11)______surfaces reflect light most powerfully, and send to the eye the images of the objects (12)______ the light proceeded before reflection. Glass would be of no use to us as a mirror, were it not first(13)______on one side, interrupting the rays in their(14)______from the glass into the air. The reason why trees, rocks and animals are not all mirrors is that their surfaces are(15)______, and rays of light reflected from such a surface are(16)______in every direction. Stand before a mirror and your image is formed and appears to be as far(17)______the glass as you are before it. Rays of light(18) ______reflected at the same(19) ______at which they fall upon a mirror, two persons can stand in (20)______ position that each can see the image of the other without seeing his own. [br] (3)
选项
A、some
B、great
C、few
D、little
答案
D
解析
语法题。[C]few和[D]little都可以用来表示“几乎没有”的意思,但是few一般用于修饰可数名词,little则用于修饰不可数名词。在原句中出现的是doubt这个不可数名词,所以[D]为正确答案。根据文意判断,空格中应该填入表示否定意思的限定词,[A]some和[B]great都表示肯定,不符合要求,排除。
转载请注明原文地址:https://tihaiku.com/zcyy/3788992.html
相关试题推荐
Thenatureoflightisnotwhollyknown,butitisgenerallybelievedtobe
Thenatureoflightisnotwhollyknown,butitisgenerallybelievedtobe
Thenatureoflightisnotwhollyknown,butitisgenerallybelievedtobe
Thenatureoflightisnotwhollyknown,butitisgenerallybelievedtobe
Thenatureoflightisnotwhollyknown,butitisgenerallybelievedtobe
Thenatureoflightisnotwhollyknown,butitisgenerallybelievedtobe
Thenatureoflightisnotwhollyknown,butitisgenerallybelievedtobe
Thenatureoflightisnotwhollyknown,butitisgenerallybelievedtobe
Thenatureoflightisnotwhollyknown,butitisgenerallybelievedtobe
Thenatureoflightisnotwhollyknown,butitisgenerallybelievedtobe
随机试题
【S1】[br]【S3】A、reviewedB、rechargedC、revisedD、retrievedBrechargeditssenthu
Theterm"leader"hasbeenusedalmosttothepointof【C1】______,nowbrandi
AsaprofessoratalargeAmericanuniversity,Ioftenhearstudentssaying:
为了消除电弧接地过电压,最根本的途径是消除间歇性电弧。()
下列对乳牙的论述中错误的是A.健康的乳牙能刺激颌骨的正常发育 B.乳牙患龋率低
饮证与水肿,同为津液病变,其不同点在于A:邪在表在里 B:正虚与邪盛 C:局
表中所列各地区中,2016年11月原煤产量超过同年前10个月平均值的有(
下列各项工作中,属于施工阶段业主方项目管理工作的是()。A.组织施工难点、重点项
一住店客人未付房钱即想离开旅馆去车站。旅馆服务员揪住他不让走,并打报警电话。客人
2019年12月20日,甲公司以4800万元购入一台设备并立即投入
最新回复
(
0
)