巖石外形特征: gray, black, tan, brown, green, blue, white, pink,red, sparkle, smooth, rough, heavy, light 巖石的分類: igneous rock, sedimentary rock,metamorphic rock 與巖石形成有關的物質: mineral, magma,wind,rain,ice, water,shell, bone 與巖石形成有關的動詞: form,cool,erupt, push,break,wash,blowsink, build, mix, glue, move, crash, heat, squeeze, change be made of...由.....制成 turn into sth.變成某物 over and over again 一再;反復 leave...behind 永久離開.....;超過·..... all the time一直;始終 現在完成時態:Geologists have found many minerals on Earth. 時間狀語從句: When volcanoes erupt, magma pushes up fromunderground. 形容詞最高級的表達方式: Diamonds are the hardest minerals on Earth. 被動語態: A diamond in rock can be made into a dazzling ring 定語從句: Many things we build with rocks will still be standingyears and years from now.