《2025年课堂作业武汉出版社八年级英语下册人教版》

important/danger/found/moved/serious/know/instead of
　　　
Plastic is everywhere. It has become a 66 problem on the environment. Now plastic has been 67 in another unlikely place: on the backs of hermit crabs(寄居蟹). According to a study, hermit crabs are using plastic litter as shells(壳). Scientists aren’t sure why hermit crabs are choosing litter 68 snail shells. But they 69 that the sea snail populations are getting smaller. Hermit crabs could be turning to litter because they can’t find enough seashells. But it isn’t clear that the crabs are in any 70 .
66. _________ 67. _________ 68. _________ 69. _________ 70. _________

答案： 66.serious 67.found 68.instead of 69.know
70.danger

It was 7:15 am on April 15th, 2024. Earl Brown 71 (wait) for the train at a subway station in New York. His two sons, aged five and eight, were with him.
Suddenly, a sick young man, Mr. Wilson, 72 (fall) onto the track(轨道) between the two rails. A train was coming into the station, so everyone was frightened. But Mr. Brown stayed calm. He looked at the space the man was in. It was about half a meter deep. He thought to 73 (he), “The train is coming soon. If he tries to get 74 , the train will kill him. But if he lies on the ground, he will be OK.” So he knew he had to make a 75 (decide).
He jumped. Mr. Brown lay on top of Mr. Wilson, and kept him down on the ground. Though the train driver saw them, it is impossible for him 76 (stop) in time. Five carriages(车厢) travelled over them 77 the train stopped.
The people on the platform were shocked. When Mr. Brown heard them screaming, he shouted, “We are fine. Please tell my sons I’m OK.” People clapped and cheered — they were all 78 (surprise) at his courage. Mr. Wilson was sent to hospital by an ambulance. 79 (lucky), there was nothing serious with him.
In a radio interview, Mr. Brown said, “My coat got dirty but that’s it.”He added, "I'm not a brave man. I just saw someone 80 needed help. It was the right thing to do."
71. __________ 72. __________ 73. __________ 74. __________ 75. __________
76. __________ 77. __________ 78. __________ 79. __________ 80. __________

答案： 71.was waiting 72.fell 73.himself
74.up 75.decision 76.to stop 77.before
78.surprised 79.Luckily 80.who