请问:there are still no forecasts for when human cloning will be perfected.里的when是什么从句?

there are still 还是 there still are are u still there,my 英语语法：are you still be there?请问：are you still be there? 中加了一个词“BE”,有无明显语法错误?有人说不能加be,正确的语法是：are you still there? 求解析,谢谢! There are still a couple of places left on the course：请问on the course are u still there,my dear Are you still there?是啥意思 Are you available Still be there There are still twenty minutes left. there are still errors on drive 请问:there are still no forecasts for when human cloning will be perfected.里的when是什么从句? still there? there are still some people ( suffering )from poverty there are still 后面是填breads还是hamburgers 请问Here you are.There you are.There are you. we are not still belong there .but there we were是什麽意思? 如何翻译what a lift to know there are still honest,caring people out there! The things are still there but men are no more the same There are a lot of new buildings now, but many of the old buildings are still there的翻译