It is necessary to protect trees from the frost.

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• 初二英语阅读理解(1)There are some easy things you can do to protect(保护) the environment and the earth. Choose ideas from the list or come up with a few of your own. ●Plant flowers, grass or trees.●Whenever you visit a park or beach, take away what you bring there----keep rubbish in a bag until you can put it in a dustbin (垃圾箱).●Turn off the lights, TV sets when you leave the room. This saves (节约)a lot of electricity. ●Turn off the tap (水笼头)when you brush your
• While warnings are often appropriate and necessary--the dangers of drug interactions,for example--and many are required by state or federal regulations,it isn"t clear that they actually protect the manufacturers and sellers from liability if a customer is injured.
• It is necessary to protect trees from the frost.
• We should plant a lot of trees in the mountain.They can_____ the rainwater away the sand.A protect；from washing Bkeep；washing Cprevent;washing Dstop;to wash
• trees can produce some chemicals to protect themselves from___hurt (be)
• trees can produce some chemicals to protect themselves from___hurt (be)
• The trees produce a chemical to protect themselves from insects.(保持句意不变 ）
• 英语作文,帮我看看有哪些地方错了假如我是树,我们想对人们说些什么题目what we trees want to sayhello,every!You are our good friend!i love you very much!but, why do you cut us down? you know, we can protect the environment. for instance we can make frensh air and take in CO2 stop the water from breaking your house and so on. so it is necessary for you to protect us. what should you do ? you should plant more trees. you mustn't cut down the trees .you should wash trees on time. i believe
• It is necessary to protect trees from the frost.
• The trees produce a chemical to protect themselves from insects.(保持句意不变 ）The trees produce themselves from insects _____ _____ a chemical.
• taking care of our planting
• The trees produce a chemical to protect themselves from insects.(保持句意不变 ）The trees produce themselves from insects _____ _____ a chemical.