To prepare for the deep-sea expedition, the marine biologists needed to calibrate their sonar equipment, test the water pressure chambers, and gathering core sediment samples. Which of the following alternatives to the underlined portion is correct?
- Agathering
- gatherCevap
- Cgathered
- Dthey gathered
Cevap
gather
The correct option 'gather' maintains parallel structure in the sentence's infinitive list. The sentence establishes a series of actions that the biologists needed to perform: 'to calibrate...', '[to] test...', and '[to] gather...'. Using the base verb form matches the preceding verbs in the series.
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Anahtar Kavram
Parallel Structure in Lists
Tahmini Süre:45s