not until 后面用什么时态?1.I didn't watch tv until__________(finish) my homework last weekend2.-Shall we go to the park now?-Not until I________(finish)my homework.用完成时和一般式有神马区别?
问题描述：
not until 后面用什么时态?
1.I didn't watch tv until__________(finish) my homework last weekend
2.-Shall we go to the park now?
-Not until I________(finish)my homework.
用完成时和一般式有神马区别?
答
过去完成式表示过去的过去，一般式表示已经做过的事
答
1.finish
2.finish
答
没有固定的时态,可以根据具体情况而定.我举几个例子说明：一般过去时：I didn't go to bed until I finished my homework.(我直到写完作业才睡觉）一般将来时：I won't leave until he comes.(直到他来我才离开）但u...