1. I want to have such jeans I __ them. will buy will be buying will have bought am buying

The correct answer is "will buy."Explanation: The sentence "I want to have such jeans I __ them" is expressing a future intention or plan. The correct verb tense to use in this context is the simple future tense, which is "will buy." The other options do not fit the context of the sentence. "Will be buying" is the future continuous tense, which is used to describe an ongoing action in the future. "Will have bought" is the future perfect tense, which is used to describe an action that will be completed before another future event. "Am buying" is the present continuous tense, which is used to describe an ongoing action in the present.