The small amount of toothpaste that stays in your child's mouth can help prevent cavities.What do I need to know about fluoride?Fluoride is a mineral that helps prevent cavities. Fluoride is found in some foods and in drinking water in certain areas. It is also available in toothpastes, ...
(海龟的)41.It's also a good way to keep theand land around the river.It was successful because itbeach42."In his eyes,changing people'shelped improve the environment.32 It helpsthoughts about rubbish was more important.protect white-flag dolphins(白鳍豚),one of the"Picking up rubbish is...
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but makes an even nicer salad on top of a bed of arugula and a simple balsamic vinaigrette; but we like them just the way they are: delicate appetizers that you can pop in your mouth, the prosciutto crisp around the edges and the juices of the meat and fig mingling into a salty swee...
We used to stand in a circle and bounce a tennis ball to the person who spoke next. Everyone had to be focused. Plus the physical act of bouncing a ball helps trigger a memory mechanism. (Blair T.) Move move move! Walk around and say lines out loud. Use blocking as a trigger for...
The research team, from the University of Cambridge, used machine learning algorithms (算法) toteach a robotic sensor to quickly slide over lines of Braille text.The robotic sensor the researchers used has a camera in its “ fingertip”, and ...
(looking around) Where did she go? She didn’t mean what she said. The woman really has a heart of gold. She stood by me the whole time I was in here. Four long years-- Ki-Tek tapes Kun-Sae’s mouth shut. He then goes to stairs and tapes Mun-Kwang’s mouth as well. As...
When earthquakes happen,you can get under a desk quickly and hold on.(78)B If you are outdoors,find a place away from buildings,trees,and power lines (电线). (79)C It's better to put something over your mouth and nose.In this way,you won't breathe(呼吸) in smoke.Many people die...
Many people think that the most popular way of communicating with other people is through the mouth. But what they don’t know is that actual communication using the mouth accounts foronly around 10%of all the means to communicate a message. Moreover, yo
Your baby's lower lip and chin should touch the areola (dark area around the nipple) first. Help him or her get as much of the areola in his or her mouth as possible. You should feel as if your baby will not separate from your breast easily. A correct latch helps your baby get ...