When you ( ) the street,you must look carefully.A.past.B.across.C.pass.D.cross.还有原因,知识点谢啦

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• 如题、 这句前面一句是when you by bus in HongKong ,you have to be careful ,too.You must always r____ the traffic moves on the left .SO you must be careful.Have a look first ,o_____ you will go the wrong way .填空.还有 单词范围都是初二下学期的、、麻烦 还有一句是。you must look to the right side and then the left b____ you cross the street.
• When you ( ) the street,you must look carefully.A.past.B.across.C.pass.D.cross.还有原因,知识点谢啦
• When you ( ) the street,you must look carefully.A.past.B.across.C.pass.D.cross.还有原因,知识点谢啦
• 1.rain的形容词是rainny还是直接加y什么时候双写再加y/ing等后缀.2.she could swim when she was five,______是couldn't she是can't she.哪一个情态动词在回答时是还原回答?3.what for、you’re right、that’s all right、all right这几个词分别是什么意思?4.You must look left and right before you______（cross）the street.是填cross还是across.我觉得应该填介词,故across,可是答案上写的是cross.请解释原因.
• 英语翻译Simulations are based on a 16u16 mesh.The packet length is 20 flits.Buffer size for each virtual channel is 1 flit.Virtual channels sharing the same physical channel are arbitrated in a round-robin manner.The free or blocked virtual channel will not be allocated a time slot.Transmission delay of a physical channel between two neighboring routers is 1 clock cycle,and delay of a router without blocking is 3 cycles.
• Look out when you______the street.A crossing B are crossing C cross D crossed