【单选题】—________is it ________ had made our headteacher that angry? — Six of us being late this morning.
【单选题】Why did Mark Twain call himself "the biggest liar in the country"?
A.
He didn't want others to know that he was a famous writer.
B.
He was trying to convince the game warden that he had lied about catching fish.
C.
He wanted to boast of how well he could write.
D.
He wanted the game warden to allow him to fish there.
【单选题】In the future, I________ be the headteacher.
【判断题】在发动机集中控制系统中控制怠速进气量的方法可分为节气门直动式和旁通空气式。
【单选题】按照怠速控制进气方式不同,发动机怠速控制系统可分为节气直动式和()?