this is homework (hyejin park)

Put in 'must + infinitive' or 'must + have + past participle' 1) Keiko always does really well on exams. She must study a lot. 2) That woman drives a very expensive car. She must have a lot of money. 3) You must practise a lot before you gave your speech. It was really good. 4) When Lizzie got home yesterday there were flowers on the table. Her husband must buy them. 5) Where is my purse? I saw it earlier, so it must have be in this room. 6) Sarah couldn't find her glasses. She thought she must have leave them at her office. 7) It must have be cold outside. That man in the street is wearing a coat.

Hi there honey!   Modals are really confusing. So I encourage you to read more on these. Check the corrections below. Take care my dear [이름]!   ~Teacher Shanee   Put in \'must + infinitive\' or \'must + have + past participle\'1) Keiko always does really well on exams. She must study a lot. >>> Correct!2) That woman drives a very expensive car. She must have a lot of money. >>> Correct!3) You must practise a lot before you gave your speech. It was really good. >>> must have practised4) When Lizzie got home yesterday there were flowers on the table. Her husband must buy them. >>> must have bought5) Where is my purse? I saw it earlier, so it must have be in this room. >>> must be6) Sarah couldn\'t find her glasses. She thought she must have leave them at her office. >>> must have left7) It must have be cold outside. That man in the street is wearing a coat. >>> must be