Quiz: Modals, Conditionals, and Clauses- Defining, Non-defining

Sarah is planning her weekend and says, "I must to finish my project before I can relax." Which option correctly corrects the modal usage in Sarah's sentence?

• must finish
• must to finish
• must finishing
• must have finished

Answer explanation

Modal verbs like "must" are followed by the base form of the verb without "to." Therefore, "must finish" is correct.

During a school meeting, Tom says, "I can plays the guitar very well." Identify the correct form of the modal verb in Tom's sentence.

• can plays
• can play
• can playing
• can to play

Answer explanation

After the modal "can," use the base form of the verb. "Can play" is the correct form.

Emma tells her friend, "I might goes to the concert tonight." Which option correctly fixes the modal usage?

• might goes
• might go
• might going
• might to go

Answer explanation

Modal verbs like "might" are followed by the base form of the verb. "Might go" is correct.

John reflects on his past actions and says, "I should have studied harder for the exam." Which option best explains the correctness of this sentence?

• should have studied
• should studied
• should have study
• should study

Answer explanation

"Should have" is correctly followed by the past participle "studied" to indicate past obligation.

Lisa is discussing her learning methods and states, "I could to solve the problem with some effort." What is the correct modal usage here?

• could to solve
• could solve
• could solving
• could have solved

Answer explanation

Modal verbs like "could" are followed by the base form of the verb. "Could solve" is correct.

During a conversation, Mike says, "I would going to the party if I had an invitation." Which option correctly adjusts the modal usage in Mike's sentence?

• would going
• would go
• would to go
• would gone

Answer explanation

After the modal "would," use the base form of the verb. "Would go" is correct.

Anna reminds herself, "I mustn't forget to call my grandmother." Which option best describes the correctness of this sentence?

• mustn't forget
• mustn't to forget
• mustn't forgetting
• mustn't have forgotten

Answer explanation

"Mustn't" is correctly followed by the base form of the verb "forget."

During a study session, Ben says, "We should to arrive by 8 AM." Which option correctly fixes the modal usage?

• should to arrive
• should arriving
• should arrive
• should have arrived

Answer explanation

Modal verbs like "should" are followed by the base form of the verb. "Should arrive" is correct.

While preparing for a bike ride, Emma notes, "You need to to wear a helmet for safety." Which option correctly corrects the sentence?

• need to to wear
• need wear
• need to wear
• need wearing

Answer explanation

The correct form is "need to wear" without the extra "to."

Jake says, "He might have gone to the library yesterday." Which option best explains the correctness of this sentence?

• might have went
• might have gone
• might have going
• might gone

Answer explanation

"Might have" is correctly followed by the past participle "gone."