17.Sunflowers are easy to grow from seed (种子)and bring sunshine colour to the summer garden.They are also good to provide winter food for birds.How to plant?
Choose a place full of sunshine and dig the earth over.
A Plant seeds 1.5cm deep and 45cm away from each other.Put two seeds in each place and after young plants come out,take the weaker of the two away.Plant seeds in lines,with taller varieties (品种)at the back and shorter ones at the front.After planting,water well.
A Another way for you:put one seed in a 7.5cm pot.Water and allow it to grow near the window.
Keep wet and move it to the garden when roots come out of the holes at the bottom of the pot.Aftercare.
A Keep plants well watered to encourage strong growth and fertilize (施肥)them once a month.Keep an eye out for some small animals which like eating leaves.Keep grass and some other plants grow freely in the area.A Short sunflowers should not need protecting,but taller ones at the back should be tied to sticks to keep them from falling down.
49.Sunflowers like to grow in aD place.
A.colourful
B.dry
C.noisy
D.sunny
50.The underlined expression"Keep an eye out for"in the passage probably meansBin Chinese.
A.飼养
B.留心
C.寻找
D.训练
51.According to the passage,there areA ways to plant sunflowers.
A.two
B.three
C.four
D.five
52.To make sunflowers grow successfully,the following should be done EXCEPTC.
A.keeping the seeds away from each other
B.taking the weaker plants away
C.watering the sunflowers once a month
D.tying the taller sunflowers to sticks.
分析 文章大意:本文介绍了如何种植向日葵及种植后的护理.
解答 49-52:DBAC
49题答案:D.细节理解题.由第二段choose a place full of sunshine可知向日葵喜欢有阳光的地方.
50题答案:B.翻译题.根据后面句子 some small animals which like eating leaves一些小动物吃掉向日葵的叶子).故应该是"留心"符合题意.
51题答案:A.细节理解题.由第三段Plant seed 1.5cm deep and 45cm away from each other…Another way for you:put one seed in a 7.5cm pot.可知本文介绍了两种种植向日葵的方法.
52题答案:C.归纳概括题.根据第三段A Plant seeds 1.5cm deep and 45cm away from each other保持一段距离.take the weaker of the two away把较弱的拔掉可知A、B正确.最后一句but taller ones at the back should be tied to sticks to keep them from falling down.但更高的在后面应该绑在棍子上,以防止他们歪倒.D正确,所以C选项(每个月浇水一次)为错误项.
点评 题目涉及多道细节理解题,做题时结合原文和题目有针对 性找出相关语句进行仔细分析,结合选项选出正确答案.推理判断也是要在抓住关键句子的基础上合理的分析才能得出正确的答案.