七、短文填词。根据短文大意，填入恰当的单词。（20分，每空2分） Many useful machines were 77 by inventors. These machines

七、短文填词。根据短文大意，填入恰当的单词。（20分，每空2分）
Many useful machines were 77 by inventors. These machines have 78
the world a lot. There are many great inventors in the world, and Watt was one of them.
Watt was English. When he was a child, he liked to ask questions and he was always 79 hard. One day, he was sitting in the kitchen with his grandmother, he 80 a kettle(水壶) on the stove(火炉). Soon steam(蒸汽) began to come 81 the kettle and the lid(盖子) was shaking. Watt asked what was in the kettle. His grandmother said, “Water, my child.”“But I know there’s 82_ in it. It pushes the lid up.” said Watt. His grandmother told him that it was only steam. He asked his grandmother,“ 83 does the steam come up under the lid?”His grandmother said that it came from hot water. Watt said to 84 ,“The steam will be much strong. It can push things. The steam will be much 85 if there’s more water.”Later, Watt tried hard and made steam 86 for people. He invented the first engine.
77、 78、 79、 80、 81、
82、 83、 84、 85、 86、 invented/made 78、changed /helped 79、studying/working 80、saw 81、outside

(答案→)invented/made 78、changed /helped 79、studying/working 80、saw 81、outside 解析：可联系答.案.网客服索取。

和我的回答一样，看来我也对了