Their marriage is getting a little frayed around the edges...他们的婚姻开始出现裂痕。Their marriage is getting a little frayed around the edges.他们的婚姻开始出现裂痕。Nerves became severely frayed when air traffic problems delayed the flight.当...
这几个思考题难度太大了,我不会解答.These taxing questions are too difficult for me to answer.师:( 出示 思考题)想一想: 圆锥有几个面,每个面有什么特点?Think over : How many sides has a taper? What's the feature of every side?...