---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.
Now that you are in charge of the department, you are ___________ to carry out the plan.
Most of her spare time ______ , she still kept on her research in the laboratory.
He _____ have completed his work; otherwise, he wouldn’t be enjoying himself by the seaside.
The police are trying to find out the ____ of the woman murdered in the bathroom.
—Didn’t the guard see him breaking into the bank? —No, he ______ in the other direction.