Mum, the cake smells _______.—Keep it away from ants. They can smell things _______.

His father______ for ten years.

5. — Do you know why Jane was so angry— Her roommate gave in to _________ and opened the letter addressed to her.

In a physical change no new substance is formed，__________ in the composition of matter.

________ production up by 50%, the factory has another wonderful year