How do you look after your goldfish—They need clean water, and remember not to _____ with your hands.

___ finding solutions, it isunthinkable to solve all the problems the same way throughout the country

Jack Smith earns ______his wife Jane while they do the same amount of work, which is unfair.

Mr. Smith had taught for many years, and all the students him.

k together to achieve our commonpurpose：_________worldthat is safer, cleaner and healthierthan one we found