Why China carry out one-child policyIN ENGLISHAnswer question in English

Why China carry out one-child policyIN ENGLISHAnswer question in English carry sb away,carry out carry out carry on 区别? the answer is A,tellme why ,why not use Bthough the plan was difficult to ___,it ___wonderfullyA carry out; worked out B be carried out ; worked out C carry out ; was worked out carry it out well carry me out . carry out only carry out to letter Carry Out什么意思 take out.make out.carry out.look carry me out carry out这里是词组么, carry out the plan secretly You carry out too far carry out有几个意思 Remember to carry out your carry out 造句?要中文翻译! Why are we strangers when our love is strong .Why carry on with out me .I guess i need you ba什么 carry out 与make out的区别