百度试题 结果1 题目4. How many known species of fish are in the Amazon River? A.6400. B.3000. C.48.相关知识点: 试题来源: 解析 B 反馈 收藏
解答答案:D.根据真正主语how many animal species are in the danger of dying out可见空白处应为形式主语,纵观选项,唯有it可担当形式主语,故选D.注意区分主语从句B选项what…is 从句,就对了. 点评本题考查it 形式主语,结合语义的基础上便能选出正确答案,同时要注意与主语从句不要混淆. ...
The chart below gives information about the journeys to school by children aged 11 to 16 in the UK in 2013. Summarise the information by selecting and reporting the main features, and make comparisons where relevant. Write at least 150 words. Task 1 柱状图 - - 范文 答题 Nowadays, some pe...
How many species of bony fish are there?Bony Fish:Bony fish are those that have true bones rather than cartilage in their endoskeletons. Endoskeletons are those found inside the body, as opposed to the exoskeletons that cover the outside of the body. They are the most abundant type of ...
对食品安全问题不放心4个月，伴反复检查、苦恼2个月。具体表现为：不敢在外边的饭店吃饭，担心饭店的菜洗不干净，炒菜用的油是泔水。不敢吃牛肉干，害怕得疯牛病，不敢吃猪肉，猪饲料中激素太多。尤其是“福寿螺”事件后，不仅小龙虾之类，甚至海鲜类的食物也拒绝吃了。米饭也是尽能少吃，因为大米上的农药...
How many different species of primates are there in the world? How many species of primates are there? How many lesser apes are there? How many species of monkeys are there? How many types of primates are there? How many species of gorillas are there? How many types of chimpanzees are ...
However, more recent research indicates that there are more likely only six with an additional ten subspecies. How can this be?Let's first take a look at the history of naming the species. Dr. B. L. Burtt studied the genus Saintpaulia in the 1940's-1960's and published a taxonomy ...
The world’s rainforests cover less than ten percent of the earth’s surface, but contain over forty percent of all plant and animal species. The biggest rainforest is in South America, it’s called the Amazon. Amazon is by far the largest remaining rainforest area left on our planet. It...
How many species of insects are there? More than half of all the animal species described by science are insects, and it is estimated that there are more than five million extant species. That’s a lot ofbeetles,butterflies, moths,ants,bees, wasps, flies,termites,crickets,grasshoppers, cockro...
Border Sedums - also known as ‘ice plants’ - tend to be taller than stonecrop sedums, and are often planted in a garden border. They are relatively low growers compared to many other garden plants, so look best at the front of a border. They work well with plants of contrasting shape...