Select all that apply: which reports are standard versions of the direct instruction "The crew must wear ear protection"?
The supervisor said that the crew must wear ear protection.✓الإجابة الصحيحة
The supervisor said that the crew would must wear ear protection.
The supervisor said that the crew had to wear ear protection.✓الإجابة الصحيحة
The supervisor said that the crew musted wear ear protection.
الشرح
Both must wear and had to wear are standard ways to report the original obligation after said. Would must combines modals incorrectly, and musted invents a past form that English does not have.