再读课文《四个太阳》，根据课文选一选：

春天   夏天   秋天   冬天

____金黄的太阳    ____火红的太阳、____多彩的太阳     ____绿绿的太阳

多音字组词。

应yīng____  yìng____ 

参cān____  shēn____ 

行háng____  xíng____

阅读短文，判断句子正（正确）误（错误）。

    On Sunday morning, Mr. Baker takes Mike and John to a plane. He opens the door of the plane and lets the children in. Soon the plane begins to up. John looks out of the window, “Oh, we're like birds in the sky!” He says. He looks at the houses, but they are like toy houses. Mike looks out of the window, too. He sees some buses. They look like toy buses. The people on the ground look very, very small, too. Then the plane comes down and down, and stops on the ground. Mike and John are very happy.

材料一：为了在外国对我国高铁技术封镶面前实现“技术突围”，获得《感动中国》2016年度人物的李万君凭着一股不服输的钻劲儿、韧劲儿，一次又一次地试验，取得了一批重要的核心试制数据，积极参与填补国内空白的几十种高速车、铁路客车、城铁车转向架焊接规范及操作方法。先后进行技术攻关100余项。

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结合上述材料，运用所学知识，回答下列问题