The problem has ______ simply because you didn’t follow my instruction.1.raised 2.risen 3.arisen 4.aroused 选哪个

he has a problem ____(learn) English Lucy has no problem ________(finish)____ the task on time herself. He has trouble ____(work)out the math problem.为什么横线上要填“working呢?谁帮下我, The problem has __.raised 2.risen 3.arisen 4.aroused ____ simply because you didn’t follow my ins she has much(diffcult) (solve)the problem she couldn't solve the problem alone(改同义句) She ___ ____ ____ solve the problem ____ ____ . A.for which B.to which C.of which D.in which Living in the central Australian desert has its problem,____ obtaining water is not the least. Can he work out the problem (同义句） ____ he ____ ____ work out the problem? ____ no need for everyone to do the problem again because it has already been solveda.It is b.There is为什么选B? The problem is to ____(deal) with after the discussion fix the problem中的fix是什么意思?Why has no one bothered to fix the problem? Has the problem been solved ? Is the problem solved ? 这两句有什么区别 第二句对不对? with the problem has solved可以吗还是with the problem solved She has no problem sing the song 错在哪里? the application has encountered a problem是意思? the population problem has become more serious in developing countries. problem has occurred with the hack shield function.是什么意思? he has worked out the problem.的被动形式