Fill in the blanks with appropriate modals:

Does she ……………… cook her own meal?

have to

The modal have to is the most appropriate modal to fill in the blank. The modal have to is used to express obligation. In this case, the speaker is asking if the woman has to cook her own meal because she does not know if she knows how to cook.

The other options are incorrect.

• Should is used to express advice or a suggestion. In this case, the speaker is not suggesting that the woman has to cook her own meal.
• Ought to is also used to express advice or a suggestion, but it is more forceful than should.
• Must is used to express certainty or strong obligation. In this case, the speaker does not know if the woman has to cook her own meal, but she might.