请教三道英语单选
1.Here are a lot of old rubber gloves ____ fingers have holes in ____.
A.that;these B.whise;them C.which;it D.where;that
2.The palace was heavily guarded,because inside its walls_____.
A.where lived the Queen B.lived the Queen C.there lived the Queen D.that lived the Queen
3.--Have you heard from Jane recently?
---No,she ___ an important experiment when she last ___ to me.
A.has done;wrote B.is doing;writes C.was doing;wrote D.had done;wrote
第一题为什么呢选B呢?
第二题为什么选B不选D呢?
第三题为什么选C不选A 为什么是过去进行时而不是现在完成时呢?