---Does tiredness or inadequate sleep cause dark circles under eyes?---Lack of sleep will _______ making your skin look pale, and this will make your circles look darker.

．The recent study has shown that people's attitudes towards protecting the environment are not ________ with their behavior in daily life.

Despite many worries before finishing the task, everything _________ well.

The official ________ to say more about the plan, so the details of it remain secret.

 Two years ago, she bought an expensive mountain bike and then she persuaded me to buy _______.