Which of the following expresses the preterite or the simple past tense?

He is a very ___ person. He is reasonable.

Which of the following sentences uses the imperfect tense?

He ____ her in her office and spoke to her for a few minutes.

Bad ___ are very hard to break. 

Which tense uses the "if then" statement?

Which sentence is grammatically correct?

What does the sentence "He is a very twisted person" mean? 

Are you good at ____ life's problems?

He ___ his curling hair. Now it's straight.

Marriage is important because it provides companionship so that you could ___ on someone in case of need or emergency. 

She doesn't have ___ at her job. She is only part-time.