刚刚踏进初中校门的小龙，充满了迷茫，原来想象中那么美好的初中生活，竟然有这么多的不如意，你认为此时小龙应该

A．归咎于环境的不尽如人意

B．为自我的适应能力差而自卑

C．顺其自然，自我与环境的关系如何无所谓

D．主动地积极地适应新的环境

Only when _____ possible to settle the problem. [ ]

A. does he come will it be

B. he comes it will be

C. has he come it will be

D. he comes will it be