单词:hydroxyl-sodalite
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3.C.LISTENING: [00:07.60]Listen to the conversations.Put a check under the foods you hear. [00:15.75]1.A.Do we need anything from the supermarket? [00:22.52]B.Yes.We need a pound of apples,a bunch of bananas,and a head of lettuce. [00:31.16]2.A.What
UNIT 3 What's this in English? [00:06.40]Section A Activity 1b [00:12.15]Listen and circle the things you hear. [00:17.11]conversation 1 [00:20.77]A:What's this in English? [00:24.22]B:It's a ball. [00:27.38]conversation 2 [00:31.01]A:What's this? [0
[00:07.00]1 Listen to the tape and fill in the correct information in the spaces below. [00:15.15]1.Walk along the street of any major city, [00:21.32]and you will see that the air you breathe is not very fresh. [00:27.27]Air pollution is a serious p
[00:04.60]sly small [00:06.97]a.狡猾的,偷偷摸摸的 a.小的;少的 [00:09.35]smart [00:10.78]a.漂亮的,潇洒的;聪明的,巧妙的,伶俐的v.剧痛,刺疼 [00:12.20]smash smell [00:14.72]v.n.打碎,粉碎 n.气味,臭味;嗅觉
美国很多居民小区都设有小区委员会,别看编制不大,权力可不小。我有个朋友Amy,她家的小区委员会管得就特别宽,从各家各户房子的颜色到院子护栏的风格,都要经过审查。Amy最近想架个
Unit 15 [00:03.21]We're trying to save the manatees! [00:07.26]SECTION A [00:10.32]1b Listen and circle the words in activity 1a that victor [00:18.26]and Ginny use to describe the animals. [00:52.90]2a Listen and match the words and definitions. [01
This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? On June 4th we told you about iron snowflakes on Mercury. Today we have some radical news about the atmosphere of Venus. Literally, a radical is a molecule that reacts e
26After the plague the Lord said to Moses and Eleazar son of Aaron, the priest, 2Take a census of the whole Israelite community by families-all those twenty years old or more who are able to serve in the army of Israel. 3So on the plains of Moab by t
Erythromycin,红霉素 Azithromycin,阿奇霉素 Clarithromycin,克拉霉素 Fluoroquinolones and their derivatives (e.g. levofloxacin),多西环素(如:脱氧土霉素) Tetracyclines (e.g
分集介绍:导数,商数,正弦和余弦 Derivatives.of.products.quotients.sine.cosine
She was beautiful. She had a big smile and pretty teeth. I want to be her boyfriend, Mark thought. One day he saw her alone in a restaurant. She was eating fries and a burger. He wanted to join her. But he couldn't just sit down. That might be too fo
Katie Couric: Samantha Heller is a clinical nutritionist at the New York University Medical Center and a contributor to Health magazine. Hi! Samantha. Good morning. Samantha Heller: Hi. Katie Couric:
I saw something a bit disturbing last week. I had to stop at a drugstore to pick something up, and while there I saw a kid about thirteen years up buy a Monster drink, about 24 ounces of caffeine fix. That in itself saddened me, to think that this ki
A British adventurer is spreading his own message in a bottle by crossing the Pacific Ocean aboard an 18-meter catamaran made of thousands of plastic soda bottles. David de Rothschild's unusual boat is his way of drawing attention to the plastic poll
By Mike O'Sullivan Palmdale, California 06 September 2006 Engineers in the California desert are testing a new communications platform that blends modern electronics with old technology. Developers say a helium-filled balloon carrying high-tech equi
Mommy, my turtle is dead, the little boy, Myrddin, sorrowfully told his mother, holding the turtle out to her in his hand. The mother kissed him on the head, then said, That's all right. We'll wrap him in tissue paper, put him in a little box, then h
She walked up to the drink machine. She fed it a dollar bill. She pushed the button for a cherry soda. The machine buzzed. Then it said, We're so sorry. We cannot accept your money for this product. It has calories, and you are overweight. Please sel
Topics: Preventing Violence in Schools Post Columbine; American Territories: U.S. Virgin Islands; although versus even though; lite; rate versus rank Words: campus massacre outcast bullied minor to claim clique to retaliate Caribbean inhabitant exoti
Because we can't see into the Earth, we have to use other techniques, which mostly involve reading waves as they travel through the interior. 我们无法看到地球的深处,因此不得不使用别的方法,主要包括观察波在地球内部的