Select the most appropriate option to fill in the blank.

The agility of the acrobat ______ and thrilled the audience.

amazed

The correct option to fill in the blank is amazed.

The sentence is about the reaction of the audience to the acrobat's agility. The acrobat's agility was so impressive that it amazed the audience. They were so impressed that they were thrilled by the acrobat's performance.

The other options are not as appropriate.

• Amaze is a verb that means to surprise or astonish someone. It is the most appropriate word to use in the sentence because it describes the reaction of the audience to the acrobat's agility.
• Amazing is an adjective that means causing great surprise or wonder. It can be used to describe the acrobat's agility, but it is not as specific as the verb "amaze".
• Amazes is the present tense form of the verb "amaze". It can be used in the sentence, but it is not as grammatically correct as the past tense form "amazed".
• Amazingly is an adverb that means in an amazing way. It can be used to modify the verb "amazed", but it is not necessary in the sentence.