4 questions

Connectors & Prepositions

___ the limited sample size, the study offers valuable insights. Which choice is correct?

  • a.Owing to
  • b.Despite✓
  • c.Due to
  • d.Because of

'Despite' introduces a contrast: the small sample yet valuable insights. 'Because of' and 'due to' would signal cause, which does not fit the contrast.

Connectors & Prepositions

The first experiment failed; ___, the team revised its method. Which choice is correct?

  • a.nevertheless
  • b.consequently✓
  • c.in contrast
  • d.for instance

'Consequently' signals a result: the failure led to a revised method. 'Nevertheless' would imply contrast, which does not fit the cause-and-effect here.

Connectors & Prepositions

The theory accounts ___ several observations that earlier models could not explain. Which choice is correct?

  • a.with
  • b.on
  • c.to
  • d.for✓

The verb 'account' collocates with 'for' when it means to explain: 'accounts for several observations'. The other prepositions are not used in this sense.

Connectors & Prepositions

The lecture focused ___ the ethical implications of the research. Which choice is correct?

  • a.in
  • b.to
  • c.on✓
  • d.at

The verb 'focus' takes the preposition 'on': 'focused on the ethical implications'. The other prepositions do not collocate with 'focus'.

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