黄玉岩;黄英岩

新东方优美背诵短文50篇 Unit38:Topaz

38 Topaz Topaz is a hard, transparent mineral. It is a compound of aluminum, silica, and fluorine. Gem topaz is valuable. Jewelers call this variety of the stone precious topaz. The best-known precious topaz gems range in color from rich yellow to l

发表于:2018-12-08 / 阅读(320) / 评论(0)

新概念优美背诵短文50篇

新东方背诵文选 L38 Topaz

Topaz is a hard, transparent mineral. It is a compound of aluminum, silica, and fluorine. Gem topaz is valuable. Jewelers call this variety of the stone

发表于:2018-12-15 / 阅读(157) / 评论(0)

新东方背诵文选

考研背诵50篇——38 Topaz

Topaz is a hard, transparent mineral. It is a compound of aluminum, silica, and fluorine. Gem topaz is valuable. Jewelers call this variety of the stone precious topaz. The best-known precious topaz gems range in color from rich yellow to light brown

发表于:2018-12-30 / 阅读(77) / 评论(0)

考研背诵50篇

VOA标准英语2008年-New Generation of Mine-Clearing Dogs Born in Ca

Puppies born recently in Cambodia are the first mine-clearing dogs to be bred and born in Southeast Asia. Most Asian dogs are unsuited for de-mining, so fully trained dogs are imported, mostly from Europe. But that could change if Cambodia's new bre

发表于:2019-01-06 / 阅读(48) / 评论(0)

VOA标准英语2008年（六月）

2006年VOA标准英语-Website About Genetic Testing Helps Predict Ris

By Melinda Smith Washington, DC 27 September 2006 watch Colon Cancer report Growth(s) discovered in a colon Colon cancer is one of the most common forms of cancer in the world. But with early detection, colon cancer is highly treatable. If you have

发表于:2019-01-06 / 阅读(93) / 评论(0)

2006年VOA标准英语（九月）

双语有声阅读：黄水晶

Topaz Topaz is a hard, transparent mineral. It is a compound of aluminum, silica, and fluorine. Gem topaz is valuable. Jewelers call this variety of the stone precious topaz. The best-known precious topaz gems range in color from rich yellow to light

发表于:2019-02-25 / 阅读(58) / 评论(0)

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