The job （）by the time he comes back.
A、
will have been done
B、
will have done
C、
is being done
D、
has been done
【正确答案】：A
【题目解析】：
他回来的时候，工作就完成了。by the time为将来完成时的标志词，工作是“被做完”故用被动语态。
The job （）by the time he comes back.
The job （）by the time he comes back.
will have been done
will have done
is being done
has been done
他回来的时候，工作就完成了。by the time为将来完成时的标志词，工作是“被做完”故用被动语态。