PDF chapter test TRY NOW
1. Little did his mother think, __________ she beheld her new-born babe, that he was destined to explain many matters to the world.
2. __________ the mill was at rest, he pried into its internal machinery.
3. The story of an apple falling on his head __________ lead him to discover the force of gravitation and which keeps the heavenly bodies in their courses.
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