managed to did还是managed to do
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managedtodid还是managedtodomanagedtodid还是managedtodomanagedtodid还是managedtodomanagedtodo因为to后面接动词原形man
managed to did还是managed to do
managed to did还是managed to do
managed to did还是managed to do
managed to do
因为to 后面接动词原形
managed to do 不管前面什么时态 manage to do sth 固定短语 不变