Write the Hophal Weak forms. Part A uses נגד (I-נ, qibbuts pattern). Part B uses בוא (biconsonantal, shureq pattern). Note how qibbuts vs. shureq marks strong vs. weak forms.
Key diagnostic: Hophal weak uses qibbuts (ֻ) under prefix with I-נ roots; biconsonantal roots use shureq (וּ).