–MayIhaveanapple,Mum? --Certainly.Butyou
問題詳情:
– May I have an apple, Mum?
--Certainly. But you ______ wash your hands first?
A. may B. must C. can D. need
【回答】
B
知識點:情態動詞
題型:選擇題
-
下列離子方程式的書寫正確的是( )A.過量C02通入*氧化鈣溶液中:CO2+OH﹣═HCO3﹣B.Na202...
問題詳情:下列離子方程式的書寫正確的是()A.過量C02通入*氧化鈣溶液中:CO2+OH﹣═HCO3﹣B.Na202加入H2180中:2Na2O2+2H218O═4Na++4OH﹣+18O2↑C.矽與***的反應:Si+4H++4F﹣═SiF4↑+2H2↑D.水玻璃中通人過量二氧化碳:Na2SiO3+CO2+H2O═2Na++CO32﹣+H2SiO3【回答】【考點】離子方程...
-
我國現存最早的數學名著是A.《九章算術》 B.《綴術》 C.《大明曆》 ...
問題詳情:我國現存最早的數學名著是A.《九章算術》 B.《綴術》 C.《大明曆》 D.《水經注》【回答】A知識點:大河流域人類文明的搖籃題型:選擇題...
-
近日我州某地成功處置了一輛滿載三*化*(PCI3)的車輛洩漏事故.三*化*是一種重要的無機鹽工業產品,無*液體...
問題詳情:近日我州某地成功處置了一輛滿載三*化*(PCI3)的車輛洩漏事故.三*化*是一種重要的無機鹽工業產品,無*液體、密度1.574g/cm3(21℃),熔點﹣112℃,沸點75.5℃,易燃.遇水反應生成亞**(H3PO3)和*化*,與有機物接觸會著火.下列對三*化*的說法錯誤的是()A.三*化*中*元素的化合價為+...
-
根據句意及首字母,寫出單詞,使句子意思完整1.Mym________birthdayisDecember13t...
問題詳情:根據句意及首字母,寫出單詞,使句子意思完整1.Mym________birthdayisDecember13th.2.Ilikep________music.3.Shew________toplaybaseball.4.Thelittleboywantssomec________.5.MissWangiso________musicteacher.6.Doyouwanttoplaywiththedogn________?7.Let'sp_...
相關文章
- PLACE:BeijingMuseumTIME: everyMondayinJunePRICE:¥50TIM...
- —Youmustbelieveyourself. Idon’thelpyou,youcans...
- MyMp4playerisn’tinmybag.Where Ihaveputit?A.can ...
- –IwillvisitmyuncleinBeijingnextmonth.Couldyoupleasetel...
- Peterwill you thebuildingandyoucanmeeteve...
- –It’sbeenawonderfulevening.Thankyouverymuch. –
- 單項選擇Hangzhou is a beautiful city. There are many people...
- –I’mverybusy.Canyouhelp ?–OK,Mom.G. ...
- Couldyougetmesome ?I’mhungry(餓).A.apple B.wa...
- It’sverynice youtohelpmemendmybike. A.at ...