They ___ know the answer, but I’m not completely sure. ...

[ Modal Verbs ]

They ___ know the answer, but I’m not completely sure.

A. must

B. could

C. might

D. have

Select your answer:

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Other quiz:

Grammar and Vocabulary › View

__________________ a piece of cake? No, thank you.

A. Do you like

B. Would you like

C. Want you

D. Are you like

Type of Sentences › View

“The house is on fire!” is an example of what kind of sentence?

A. Declarative
B. Imperative
C. Interrogative
D. Exclamatory