Green tea leaves are rich in flavonoids called catechins (pronounced “KAH-tuh-kins”). This polyphenol (plant chemical) in tea leaves acts as an antioxidant. Green tea is particularly high in epigallocatechin-3 gallate (EGCG), a ca...
My car could have broken down anywhere along the freeway. It didn’t. Instead, it broke down off the freeway, within walking distance of here. I’m still able to teach my class and arrange for the tow truck to meet me after class. I explained to her. ” “Her eyes opened wide, ...
Many kinds of birds are very successful at fooling other animals. A bird called the plover sometimes pretends(假装)to be hurt in order to protect its young. When an enemy gets close to its nest, the plover pretends to have a broken wing. The enemy fo...
Whenever I was tired of studying, I would involuntarily go to the window to see the big trees and the green leaves and thick branches of the old poplars, but I wanted to see the diligent magpie father feeding the baby and repairing the house, which was particularly interesting. If I want...
Chlorophyll is always being broken down and recreated in your plant’s cells, but without proper nutrition, this process can be interrupted. Plants need certain nutrients to remain healthy and produce fruit. If they don’t get one or more of these nutrients, their leaves will turn red. ...
Sativas often have thin, finger-like leaves while indicas have fatter, rounder leaves. Hybrid It is often simplest to grow marijuana plants that are a hybrid strain because they have been bred to carry the best traits of both sativa and indica. Auto-flowering or “Ruderalis” strains Auto-...
The best of National Geographic delivered to your inbox Sign up for more inspiring photos, stories, and special offers from National Geographic.Sign Up Legal Terms of Use Privacy Policy Interest-Based Ads Our Sites Nat Geo Home Attend a Live Event Book a Trip Buy Maps Inspire Your Kids ...
I often used to eat a lot of fast food. KFC and Mcdonald‘s are my favorite places. As I eat so much junk food,I become fat. Other children sometimes will play jokes on me and I realize the problem,so I decide to lose weight. ...
And once they are broken down for reuse, manufacturers are typically not able to build a bottle out of recycled plastic alone. A "recycled" plastic bottle has far more virgin plastic in it than recycled plastic. Of course, in parts of the world where potable water is not readily available...
Hello,David.This is Ann.My car is broken down.So I can’t see you at 5 o’clock today,but I can meet you tomorrow——Friday.I can meet you at 5:30.I hope that’s OK with you.When you get this message,please call me at 629-7401.Once again,629-7401,Bye.练习...