The post office is near here. You can go there _____ foot. You don’t need to go there _____ a car.
The boss asked us to spend _____money solving(解决) ____problems.
Of the two coats, she’d like to choose _____ one to save money for a book.
---____?--- He is friendly and helpful.
Elsa never _____ a bad word about anyone.
The long _____report made everyone ____.