raining hard. Little Tom felt cold, so hestood______to his mother.

Millie goes to the Reading Club _________ a week.

Many people think the number 6 can bring good luck ________ them．

Excited by the news, Marie lay in bed with her eyes open while all her family were asleep.

Is that Tom in the teachers’ office–No, it ________ be him. He’s gone to the hospital.