1.Mary has just left,but I didn't know she( ) until yesterday evening .(解释下为什么选B而不选C)A will leave B was leaving C had left D has left2.Have you sent for a doctor?Sorry,I ( ) all about it(解释下为什么选C而不选A)A had forg
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![1.Mary has just left,but I didn't know she( ) until yesterday evening .(解释下为什么选B而不选C)A will leave B was leaving C had left D has left2.Have you sent for a doctor?Sorry,I ( ) all about it(解释下为什么选C而不选A)A had forg](/uploads/image/z/1060708-4-8.jpg?t=1.Mary+has+just+left%2Cbut+I+didn%27t+know+she%28+%29+until+yesterday+evening+.%28%E8%A7%A3%E9%87%8A%E4%B8%8B%E4%B8%BA%E4%BB%80%E4%B9%88%E9%80%89B%E8%80%8C%E4%B8%8D%E9%80%89C%29A+will+leave+B+was+leaving+C+had+left+D+has+left2.Have+you+sent+for+a+doctor%3FSorry%2CI+%28+%29+all+about+it%28%E8%A7%A3%E9%87%8A%E4%B8%8B%E4%B8%BA%E4%BB%80%E4%B9%88%E9%80%89C%E8%80%8C%E4%B8%8D%E9%80%89A%29A+had+forg)
1.Mary has just left,but I didn't know she( ) until yesterday evening .(解释下为什么选B而不选C)A will leave B was leaving C had left D has left2.Have you sent for a doctor?Sorry,I ( ) all about it(解释下为什么选C而不选A)A had forg
1.Mary has just left,but I didn't know she( ) until yesterday evening .(解释下为什么选B而不选C)
A will leave B was leaving C had left D has left
2.Have you sent for a doctor?
Sorry,I ( ) all about it(解释下为什么选C而不选A)
A had forgotten B will forget C forgot D forget
1.Mary has just left,but I didn't know she( ) until yesterday evening .(解释下为什么选B而不选C)A will leave B was leaving C had left D has left2.Have you sent for a doctor?Sorry,I ( ) all about it(解释下为什么选C而不选A)A had forg
1.Mary刚刚离开,但是我直到昨天晚上才知道她将要离开.而不是“Mary刚刚离开,我直到昨天晚上才知道她离开了”.两个选项在语法上是没错,主要是语意.
2.别人问你有没有请医生,你的回答应该是基于现在时态.选A表过去的过去,将A改成为have forgotten就行.