【多选题】board上(车、船) estimate估计 figured认为 imagined想象 meanings意思 mysteries谜 object物体 presented赠送 pronounce发音 stared盯着看 How life began on earth is one of the great of science. The ...
【单选题】当更换仪表板上的部件时,通常要拆下仪表板总成。在进行这些作业时,应事先()。
【简答题】6 Conversation Two Questions 12 to 15 are based on the passage you have just heard. 12.A) She has just moved to a new apartment. B) She has been looking for a new roommate. C) She has been looking for...