Solving the Butterfly Passage Cloze Test: Blank 1

The question asks us to fill in the first blank in the sentence about butterfly body parts. The sentence is: "Butterflies (1) ______ body parts." We need to choose the word that fits grammatically and makes sense in the context of describing butterflies.

Analyzing the Options for Blank 1

Let's look at the options provided for blank number 1:

• has three
• only three
• have three
• had three

The subject of the sentence is "Butterflies". This is a plural noun. We need a verb that agrees with a plural subject and fits the meaning of possessing body parts.

Let's examine each option:

• has three: The verb "has" is used for singular subjects (e.g., "A butterfly has..."). Since "Butterflies" is plural, "has" is incorrect due to subject-verb agreement.
• only three: "only three" is a phrase indicating quantity, not a verb. The sentence requires a verb to state that butterflies possess these body parts. Therefore, this option is grammatically incorrect in this position.
• have three: The verb "have" is used for plural subjects (e.g., "Butterflies have..."). This agrees with the plural subject "Butterflies" and is used to indicate possession or existence. This fits the context perfectly, as the passage states that butterflies possess these body parts. The rest of the passage also uses present tense verbs ("have four wings", "protects it", "helps"), indicating that the description is a general fact presented in the present tense.
• had three: "had" is the past tense of "have". While grammatically possible in some past context, describing the standard body parts of butterflies as a general fact typically uses the present tense. The surrounding sentences also use present tense, so the past tense "had" is inconsistent with the overall tense of the passage.

Conclusion for Blank 1

Based on subject-verb agreement and the tense used throughout the passage to describe general facts about butterflies, the most appropriate option for blank number 1 is "have three".

The completed sentence is: "Butterflies have three body parts."

Revision Table: Key Grammar Points

Additional Information: Butterfly Anatomy and Grammar

Understanding the basic structure of butterflies helps appreciate the passage. Butterflies, like other insects, indeed have three main body segments: the head, the thorax, and the abdomen. The legs and wings are attached to the thorax.

From a grammar perspective, this question highlights the importance of paying attention to the subject (Butterflies - plural) and choosing the correct verb form ("have" - plural) to maintain subject-verb agreement. It also implicitly tests the understanding that general facts are usually stated using the simple present tense in English.

When filling in blanks in a passage, always read the surrounding sentences to understand the context, tense, and subject-verb relationships required.