I ______ go to bed until I ______ finished my work.A.don't; hadB.didn't; haveC.didn't; hadD.don't; have

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I ______ go to bed until I ______ finished my work.A.don't; hadB.didn't; haveC.didn't; hadD.don't; have

I ______ go to bed until I ______ finished my work.A.don't; hadB.didn't; haveC.didn't; hadD.don't; have
I ______ go to bed until I ______ finished my work.
A.don't; had
B.didn't; have
C.didn't; had
D.don't; have

I ______ go to bed until I ______ finished my work.A.don't; hadB.didn't; haveC.didn't; hadD.don't; have
C
过去的事.直到我已经完成了我的工作我才睡觉.
A.B 时态不一致
D时态也不对,因为这件事要么就发生了,要么就没发生(将来)
I won't go to bed until I have finished my work.也是可以的.

D . I ( don't ) go to bed until I (have ) finished my work.

C