题目内容
昆虫具有哪些外部形态特征 2. 园艺昆虫主要的口器类型是哪些,其危害作物后主要有哪些危害状 3. 请简述两种昆虫变态类型的特征。 4. 如何正确认识植物病害症状的复杂性 5. 简述植物线虫病害的 症状特点 。 6.农业防治包括哪些技术措施 7. 请简述农药的科学使用方法
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Complete the dialogues. I always read a paper at the weekend.~ But do you read all of it 1 Did you ____ TV last night ~ Yes, I ____ aprogramme about dogs. 2 I read the story but I don’t ____ it’strue. ~ No, ____ of it is true. It’s all false. 3 Have you heard the ____ ~ No, what’s ____ 4 Did you ____to the radio this morning ~ Yes, I ____ the 8 o’clock news. 5 What’s in the ____ this morning ~ I don’t know; I never buy one. 6 Have you seen the weather ____ ~ Yes, it’sgoing to rain. 7 What did you ____ on TV ~ Oh, nothing ____.
People from all over the world make friends_____66____writing letters. One way to find a pen friendPeople from all over the world make friends_____66____writing letters. One way to find a pen friend is to _____67____a club. International Pen Friends started in 1967 and has over 300,000members（） in different countries. Their____68___member is eight years old, and their oldest member is over 80. Some people write to find out about life in another country, ___69___want to practice their English, or enjoy their hobbies. Stamp collectors, for example, write to people in different countries ___70__that they can collect the stamps on the letters they receive. Most people just enjoy making friends, and they invite their pen friends to visit them.
Make words from the letters. ivge give 1 rrcay ____
线虫性病害的主要危害特征有哪些？
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