首页
登录
职称英语
Hydroponics ______ the cultivation of plants without soil.A、doesB、isC、doD、are
Hydroponics ______ the cultivation of plants without soil.A、doesB、isC、doD、are
游客
2024-01-01
44
管理
问题
Hydroponics ______ the cultivation of plants without soil.
选项
A、does
B、is
C、do
D、are
答案
B
解析
语法应用。Hydroponics(水耕法,水栽培)虽带有词尾-s,但表示单一概念,应看作是单数名词,故谓语动词要用单数;本句为主系表结构,用be动词,所以选B。
转载请注明原文地址:http://tihaiku.com/zcyy/3325392.html
相关试题推荐
Plantscanprovidefood,shelter,clothing,ormedicine.Whatisonekindof
Onmoonlessnights,itis______withoutsomeformofartificiallight.A、toodark
Wecannotunderstandthelifeofsomeonewithout______oftheworldinwhichheo
HostaisthenameAgiventoagenusofBfloweringplants,allofCwhosethrivei
Undernocircumstances______withoutlookingcarefullytotherear.A、shouldoneb
Ifplantsaretogrow,they______nitrogen.A、havetoB、hadC、havingD、musthaveD
Pollen,apowderysubstance,whichisproducedbyfloweringplantsandconta
Ourabilitytomanipulateplantsbyintroducingnewgenespromisesinnovativeso
Anincreasingproportionofourpopulation,unabletolivewithoutadvancedmedi
Hydroponics______thecultivationofplantswithoutsoil.A、doesB、isC、doD、are
随机试题
Therearesomanybadthingsaboutwomendrivers,Idon’tknowwheretostar
A、Somepeoplerefusetopaytaxes.B、Therichpeoplepayhighertaxes.C、Everyc
TherewereseveralreasonswhytheIndustrialRevolutionstartedinGreatBr
[originaltext]Sportscanhelpyoukeepfitandgetintouchwithnature.Ho
Text4Deathcomestoall,butsomearemo
A.呕大量鲜血,可伴有血块 B.强烈呕吐,先胃液后鲜血与血块 C.柏油便伴腹
男性患者,30岁,病程4个月,头痛发病,入院前出现左侧肢体无力和呕吐。入院检查,
异气是指()A.六淫邪气 B.异常气候 C.情志变化 D.气机失常
不属于增加可摘局部义齿的稳定性A.增加桥体合面颊舌径 B.减小桥体合面颊舌
根据现行《标准设计施工总承包招标文件》,关于"合同价格"和"签约合同价"下列说法
最新回复
(
0
)