Choose the best words to complete the sentences.

Choose the correct option.

He looked sick. His face was as [happy|sick|safe|white] as a sheet.

Margaret will be as [happy|sick|safe|white] as a dog if she eats spoiled milk.

Emily was as [happy|sick|safe|white] as a lark when she married George.

When Emma's son disappeared, she was glad to have him back [happy|sick|safe|white] and sound after a few hours.