关于一些语法问题1.we know that the first dinosaurs appeared about 12

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关于一些语法问题
1.we know that the first dinosaurs appeared about 120millio years ago这句话中we know 后面加的是宾语从句还是we know that后面加的是宾语从句
2.round和around的区别
3.careless的用法及arrive的用法
4.take a turning的中文翻译

1.we know ,宾语从句的that可以省略
2.无明显区别
3.careless作为形容词既可以做定语亦可做表语修饰人
arrive为到达之意不及物常用arrive at 按意思用即可
4.转弯

关于一些语法问题1.we know that the first dinosaurs appeared about 12 We now know the first dinosaurs ___ [apper]about 230 million 英语翻译1.dinosaurs first appeared about 230 million years ago 2 we all know that the first diosaurs a____ about 230 milliony 单项选择.We all know that the dinosaurs were all _____. the first bicycle appeared about two hundred years ago. That is only the first song we know we know that the first computer____by Charles Babbage.A.was 英语翻译1.The advantage is that we know more about medicine toda We now know the first dinosaurs_____(出现)about 230 million ye The ship first appeared as a small point on the horizon.We h __ we all know is that she was the first woman pi