题型：语法填空（语篇） 题类：常考题 难易度：困难
云南省泸水市第一中学2017-2018学年高二上学期英语期中考试试卷
Many people keep small fish pets. They keep them in a tank (鱼缸) of water. The tank (make) of glass. People can look through it. They can see inside the tank and watch the fish.
The fish need room. They mustn't be crowded. They need oxygen (breath). There must be enough water for all fish. So the size of the tank is very (importance).
In the tank people put small plants are good for fish. They give oxygen to the water. Plants help in other ways, too. They can hide the plants and sleep, lay eggs there.
The fish should (keep) in water all the time. Some can jump high. So the tank should be covered. This keeps the fish from (jump) out.
The fish need food and should be fed every day. But if you give them too much food, it is very bad, for the extra food (fall) to the bottom and make the water dirty. So the fish should get just enough food and finish in ten minutes. Nothing should be left.
试题篮
