1.我们要保护湿地(或我们要像保护自己的肾脏那样,保护湿地。
2.A
3.突出湿地对保持生物多样性和珍稀物种资源起到的重要作用。
4.②利用过度物种减少③污染严重水质恶化
5.如:避免盲目围垦和开发;注重开发秩序和布局;加强污染源的控制,防止水质恶化和富营养;退垦还湖还岸;洗涤剂的无磷化等。
1.说明了微波武器的伤力(答“作用”或“攻击作用”也给分
2.构成:主要由高功率发射机、大型高增益天线和瞄准、跟踪、控制等系统构成。伤对象:①伤人员②干扰和烧毁武器系统中的电子设备及元器件③还是隐形武器的克星
3.①下定义、分类别、作诠释、列数字、举例子、打比方。②示例:第四段运用举例子的方法,说明微波武器的攻击目标非常多。
4.不能删去。加上“可能”说明目标在强微波覆盖区受到的攻击的机率就高;去掉“可能”说明目标只要在强微波覆盖区内就必然受到攻击,语言表述不准确。
①说明方法:__________________________________
②举例分析:__________________________________
1.C
2.推广使用生物信息识别技术制作的证件的必要。
3.②使用识别生物信息证件时错误率可能会升高④生物信息证件存在遗失、被盗和被复制的危险。
It ______ ______ ______ the train will be late.
答案:is likely that
2. It is likely that the typhoon will sweep across the island.
The typhoon ______ ______ ______ ______ across the island.
答案:is likely to sweep
3. I think trying to stop the couple quarrelling will be of no use.
I think it's ______ ______ ______ to stop the couple quarrelling.
答案:no use trying
4. Every time I was in trouble, he had no hesitation in helping me.
Every time I was in trouble, he came to help me ______ ______.
答案:without hesitation
5. He never hesitates to help if I have any problem.
He always helps me ______ ______ if I have any problem.
答案:without hesitation
6. I crossed the street so as not to meet him, but he saw me and came running towards me.
I crossed the street to ______ ______ him, but he saw me and came running towards me.
答案:avoid seeing
7. It seems that the students in that class have all passed the qualified exam.
All of the students in that class ______ ______ ______ ______ the qualified exam.
答案:seem to have passed
8. It seems that the boys of the class are playing football on the playground.
The boys of the class ______ ______ ______ ______ football on the playground.
答案:seem to be playing
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