是 bring about problems 还是 bring problems如题

bring about 是 bring about problems 还是 bring problems如题 bring up bring about bring out bring to bring about 过去式 bring about 造句 英译汉bring about bring about造句 带来问题的英语翻译,是bring about problems 还是bring problems? bring on和bring about的区别 bring about bring in 什么区别 ? 谢谢 bring out和bring about分别是什么意思? bring up与bring about的区别? 用bring about造句 紧求用bring about来造句 bring about 的汉语意思 It's uncertain____side effect the medicine will bring about.,although about two thousand patientsIt's uncertain____side effect the medicine will bring about,although about two thousand patients have taken it答案是what,我想知道为什么不能 bring to和bring about有什么区别. bring和bring about的区别?bring和bring about作为“产生,带来”讲时,有什么区别吗?比如This will bring/bring about profound impacts.这句话中,用bring 还是 bring about 比较好. bring about/in/out区别例句