look!Someone has spilt coffee on the carpet.单选~look!Someone has spilt coffee on the carpet.Really?Where at all?A had he been B has he been C had he gone D has he gone

look someone ( )the floor look!Someone has spilt coffee on the carpet.单选~look!Someone has spilt coffee on the carpet.Really?Where at all?A had he been B has he been C had he gone D has he gone LOOK!Someone _(lie) on the fool. 英语翻译but i look for someone sexy Look!Someone ________（dancing）over there. -------Look someone has spilt coffee on the carpet.-------Well ,it __________me.A isn’t B wasn’t C hasn’t D hadn’t been 为什么选b啊? Look at and ask someone 还是 Look at someone and ask? she always runs with someone who has When someone says he has a p_____memory SPI UART区别是什么 someone has broken into the house句子中的 has Look!There is someone _____(敲）at the door. watch `feel`look`see `close to someone.四个词应填哪一个? Look!The computer is_____(turn)on by someone. 1.Someone ______ the classroom .Look!How clean it is A.has swept B.will sweep C is sweeping D had swept但我不明白为什么不能选D啊,那个人已经清洁过了,不是过去吗? ----Look!Someone ___the classroom.----Well!It wasn't me.I didn't do it.A.is cleaning B.was cleaning C.has cleaned D.had cleaned 答案选择D,为什么不选择A, someone stole my watch.someone has stolen my watch.someone stole my watch.someone has stolen my watch.2句意思有何分别? 降水指数SPI如何计算