问题描述：
Fill in the blanks with the proper prepositions and adverbs.请各位英语好的朋友们帮忙做一做呀.
1、()100 degrees water will boil and change to steam
2、We shouldn't eat hamburgers very often because they are high in fats and low in fiber.We should eat more vegetables () () them.
3\The earth and the moon come () different sizes.The moon is very different from the earth.
4\We always begin our english class () a song,while we ususlly start our class meeting () singing a song.
1、()100 degrees water will boil and change to steam
2、We shouldn't eat hamburgers very often because they are high in fats and low in fiber.We should eat more vegetables () () them.
3\The earth and the moon come () different sizes.The moon is very different from the earth.
4\We always begin our english class () a song,while we ususlly start our class meeting () singing a song.
问题解答：
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