【单选题】I would _____ it if you come to my grandma’s birthday party and say “Hello” to her.
【判断题】液压泵是液压系统的动力元件,而液压缸则是液压系统的执行元件。()
【单选题】It's polite for students _____ hello to teachers. [ ]
【单选题】It’s polite you to say hello to your neighbours every day.
【单选题】It's polite of students _____ hello to teachers. [ ]
【单选题】Let's get _____ and say hello _____ him. [ ]
【单选题】I would appreciate _______if you come to my grandma’s birthday party and say “Hello” to her.
【单选题】—Look ,that’s Mike,your classmate. --Yes,Let’s go and say hello to_________.