Which is the ________ to the post office

around the university, we then were taken to abuilding, ______ many scientists worked.

Would you like him to paint your door with yellow stars?-I’d rather he ________ it blue, and without any decorations.[ ]

Plastic forks, knives and spoons can be washed and used again___ being thrown into the garbage.

28. He is too careful _____ his money; henever buys a drink for us.