40. I’m sure Tom’s tired because he’s yawning a lot.
MUST
Tom ________________ because he’s yawning a lot.
40. I’m sure Tom’s tired because he’s yawning a lot.
MUST
Tom ________________ because he’s yawning a lot.
40. I’m sure Tom’s tired because he’s yawning a lot.
MUST
Tom ________________ because he’s yawning a lot.