中考模拟英语试卷
英语考试时间90分钟试卷满分90分
★考生注意:请在答题卡各题目规定答题区域内作答,答在本试卷上无效。
第一部分
选择题
(共50分)
一.阅读理解(共20小题,每小题2分;满分40分)
Passage A单项选择根据短文内容从各题的四个选项中选择一个最佳答案,并将其代表
字母涂(填)在答题卡(纸)的相应位置。
Here's how to make a model submarine(潜水艇)that dives and comes up from
underwater like a real one.
Plastic bottle;Tape(胶带);Four coins,;Thin plastic tube(管子);Waterproof
You'll
modeling clay(防水黏土)一not real clay,.whichdissolves(溶解)in water;Small
need
scissors;Tub(盆),
l)Cut two small holes on one side of the bottle.Tape(用胶带粘)coins to the side
of the bottle.Remove cap;seal (the tube to the bottle with clay.
Clay
2)Fill tub with water and put bottle in and let
You'll
it fill with water.
follow
4
3)Gently blow into the tube and watch what
happens.Stop blowing and close the tube with
Cut out plastio
your thumb(大拇指).Lift your thumb and
watch what happens.
When you blow,air pushes out water;the bottle becomes lighter and comes up.
Bottle sinks (when it fills with water and coins weigh it down
Coins keep holes pointing downward,so air does not escape ()
When you stop blowing and seal the
You'll see
tube with your thumb,the bottle
floats.Lift your thumb,air escapes
through the tube and the bottle
d 88.0
sinks.
A real submarine works this way,by filling tanks()with air or water.
1.How many materials are needed for this experiment
A.5
B.6
C.7
D.8
英语试卷
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