Complete the sentences in the exercise by filling in the blanks.
在空白处填充使练习中各句成为完整句。
By mapping this gas, Welsh said we were filling in major blanks in our knowledge about the galaxy.
通过将星际气体分部绘制成地图，我们填补了关于银河系知识的主要空白，Welsh说。
Learn how to write effective telephone dialog guides by simply making a selection of words or phases and filling in the blanks on a template.
学习如何仅挑选一些词汇、表达并填写模版来书写有效的电话对话。
Now please sort the following four steps of cooking in the right order by filling the blanks with the certain pictures, and then you would see your delicious recipe.
现在，请将下面给出的四步烧菜步骤进行正确的排序，将4幅图分别贴在相应的空格内，然后你就能看到你所烧制的这道美味菜肴了。
Now please sort the following four steps of cooking in the right order by filling the blanks with the certain pictures, and then you would see your delicious recipe.
现在，请将下面给出的四步烧菜步骤进行正确的排序，将4幅图分别贴在相应的空格内，然后你就能看到你所烧制的这道美味菜肴了。
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