A preposition shows the relationship of a noun or pronoun (the object of the preposition) to another word in the sentence. Determine which word is the object of the underlined preposition in each sentence. Select “Check Answers” to see how well you did.

1.
Volcanic ash from an erupting volcano can be a threat to aircraft because melting ash can attach to the turbines.

A.
ash

B.
erupting

C.
volcano

2.
With the principal’s approval, the class will take a field trip to the Wisconsin Dells.

A.
principal's

B.
approval

C.
class

3.
The massive fountain in front of the library has three bronze figures of lions.

A.
fountain

B.
library

C.
figures

4.
The Tennessee Aquarium, which displays almost 800 species, is a great place to learn about river and ocean animals.

A.
place

B.
river

C.
animals