Besides dangerous fish, what else makes the woman scared of diving ? A. Losing track of time. B. Getting sick from going up too fast to the surface. C. Being unable to swim fast. D. Being unable to go up to the surface. 相关知识点: ...
While barracudas are certainly on our minds as dangerous threats to humans, their attack record is low compared to that of the shark. In fact, there are very few documented cases of victims dying from a barracuda attack, but barracudas do attack from time to time and can do damage, even...
dangerous for fish and birds.What happens to the litter we collect?We send the bottles and cans to a special plant. They make them so that people can use the plastic, glass and metal again.(一) 将单词和对应的词义配对。( )1. annual( )2. litter...
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Her father, aunt and grandparents also spent their lifetime looking after the birds. Now the young girl has the job. A.It can be dangerous. B.It rained heavily every day. C.Most birds are active in the daytime. D.That’s when he started watching birds. E.If we do nothing, there ...
but they arestill susceptible to all the freshwater fish diseases.One common disease that they can suffer from is Ich, which is usually cured by applying copper ointment. However, for the royal pleco copper isa very dangerous substancesince they don’t have scales, so you need to use a diff...
The Antarctic Icecap is the largest supply of fresh water, representing nearly 2% of the world' s total of fresh and salt water. As can be seen from the table above, the amount of water in our atmosphere is over 10 times as much as the water in all the rivers taken together. The ...
Eventually, such toxins cause damage at the cellular level and lead to diseases like cancer. When smoked foods are cooked at high temperatures, the nitrates are converted to the much more dangerous nitrites. [Note: By pickled foods we don’t mean the fermented foods you make at home.] Soda...
The first thing is to get comprehensive training from a qualified scuba instructor and dive only within your limits. It's dangerous to go beyond your scope or dive without the help of someone who understands the area, as it may result in various hazards, including decompression sickness (the ...
Also, depending on where the fish is caught, it could be high in mercury or other contaminants. Pros High in protein Filled with omega fatty acids Cons Dangerous if not thoroughly cooked Can be high in mercury and other contaminants 9. Rice Image by: mikuratv, Pixabay Rice is gentle ...