----alarm clock and a CD _______on the desk A An are B A is C A are D A is 这个不应该是就近原则选D的吗为什么选A啊希望详细的解释一下什么时候选单数什么时候是复数

alarm clock 客户说要购买闹钟：we are looking for alarm clock and travel alarm clock milano,这个travel alarm clock milano怎么理解好啊, and,dresser,alarm,is,my,on,clock连词成句 alarm o'clock还是alarm clock? alarm clock用英语翻译 英语翻译Setting of alarm clock and sleepPress AL once into alarm MODE on normal condition.Press SET to activate setting of alarm clock on alarm condition.Complete setting through pressing UP/DOWN.The sequence is as follows;Hour-> minute-> sleep-> Where is the alarm clock? whose is alarm clock 翻译 改错 Tow keys and a alarm clock are on the desk 改错：Two keys and an alarm clock are on the desk. 改错An alarm clock and a pen are on the desk . I have an alarm clock.It's between video cassette and the computer.为什么用between There are two reasons why I wake up in the morning:my alarm clock and you. I forget to set my alarm clock ,and I ____(睡过头)this morning There are two reasons why I wake up in the morning:my alarm clock and you there are to reasons why i wake up in the morning.my alarm clock and you. NIGHTSTAND CENTRAL FREE ALARM CLOCK WITH WEATHER AND PHOTO WALLPAPERS怎么样 alarm的意思是什么是ten alarm clock的意思 Set ur alarm clock,and you won't oversleep.这里的and为什么不能用then代替?