很全面的课件,时间分配,教学步骤都很清楚
Difficult Sentences
Their own teacher had been sick for a long time; a succession of startled substitutes had stood before them, ducked, winced and fled. It was all wrong; my mood was all placatory; I was, inwardly, all white flag. My voice trailed away. It they didn’t shut up, I would --what? I was toying inwardly with ideas of thunderbolts, earthquakes, mass executions. But in cold blood I could think of no practical substitute for these dramatic punishments. There was, for a time, pandemonium, like a big scene in an opera being played backwards on a gramophone.