He______ that factory since 1958.A.has left B.has worked in C.has gone from D.has come to这个怎么选,为什么

_____(lucky),he______(not buy) that They were worried that he______ too much time chatting onlineA.spent Bcost C.paid D.had up to that time he______(type) these letters in his office alone. 他不应该在那条河里游泳 He______ _______in that river. 翻译Previous studies have found that cancerous cells use nuclear factor kappa-beta--a transcriptionPrevious studies have found that cancerous cells use nuclear factor kappa-beta--a transcription factor, or protein that turns on or off a gene's prot 英语翻译1、Does the integer k have a factor p such that 1 粒子（英语）identify two factor about particles that enable them to form solutions. what is the most important factor that leads you to buy something:price,qual The young man insisted that he______ these watches and______free.A.stolThe young man insisted that he______ these watches and______free.　　A.stole,set B.had stolen,be set C.steal,be set D.had stolen; must be set为何选B factor是什么意思 什么是full factor,push factor factor可数吗?factor 因素, Senator Henry Jackson says that a major factor contributing to our present energy crisis is that th A major factor contributing to voltage instability is the voltage drop that occurs when active and A major factor contributing to voltage instability is the voltage drop that occurs when active and reactive power flow through inductive reactances of 英语翻译we know that aleas,hard to forecast by definition,will always be a disturbing factor of such initiatives. What do you think is the most important factor that leads you to buy something,price,quality why? what do you think is the most important factor that leads you to buy something一分钟演讲 What do you think is the most important factor that leads you to buy things:price,quality,o