题目

根据短文理解完成下列各题。 Denzil wasn't a very clever donkey. He always did some silly things because he didn't think. Look out, the other donkeys said. Here comes Denzil—everybody runs away! One day, Denzil carried two heavy bags of salt, one on each side of his back. When he was crossing a big river, he fell into the water. The salt began to melt. When he tried his best to stand up, all the salt was gone. Hey, that's really great, thought Denzil. I must remember that. Next time I can do it again when I'm crossing a river. The next time he carried two bags of cotton(棉花). W—That must have been a long trip.—Yeah, it        us a whole week to get there.A．takesB．has takenC．tookD．was taking