填空题 下面是关于Mr.White上英语课的三对句子。每对句子中，第一句是原句，第二句是对第一句的改写。要求根据原句和第二句中已经给出的部分补全第二句。把补出的部分写到主观题答题卡上各题的序号后。注意不能改变原句的意思。

填空题 Mr.White drew a picture on a piece of paper so that he could show the meaning of an English word. Mr.White drew a picture on a piece of paper ______ the meaning of an English word.

填空题 Everybody in the class was asked to tell a story about the picture. Mr. White ______ tell a story about the picture.

填空题 They spent more than twenty minutes on the work. It ______ more than twenty minutes to do the work.