第 1 题
1 分Which of the following sentences correctly uses an infinitive phrase as an adverb to modify the verb?
初中 · English Language
Infinitives：练习题
5 道选择题即时批改，另有 3 道文字题附完整解题步骤，全部围绕「Infinitives」。
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第 2 题
1 分Which of the following sentences uses a to-infinitive to express purpose (functioning as an adverb)?
第 3 题
1 分Which of the following sentences uses a bare infinitive correctly after a causative verb in the active voice?
第 4 题
1 分Which of the following contains a to-infinitive used correctly after the verb 'afford'?
第 5 题
1 分In which sentence is the bare infinitive used correctly after the auxiliary verb 'do' for emphasis?
第 6 题
2 分Rewrite the following sentence by using an infinitive of purpose to explain why the teacher walked around the classroom.
The teacher walked around the classroom because she wanted to listen to the students' discussions.
先自己写一遍答案，再对照解题步骤。
第 7 题
4 分Fill in the blanks with the correct form of the infinitive (with or without 'to'):
"The teacher helped the students ________ (understand) the text and let them ________ (discuss) the main ideas in groups."
先自己写一遍答案，再对照解题步骤。
第 8 题
6 分Analyze the sentence below and identify the type of infinitive used, along with its specific grammatical function:
"To finish the research paper by Friday seemed impossible."
Identify the infinitive form, state whether it is active or passive, and explain its exact role in the sentence structure.
先自己写一遍答案，再对照解题步骤。
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