Look, dark clouds are gathering. It____________ as if it is going to rain[ ]

Someone is knocking at the door. It _______ my mother. It’s time for her to be back.

Someone who lacks perseverance is unlikely to _______a good researcher.

Many people in that area are so poor that they can’t ______ to go to hospital.

It is human nature to think back to a golden age _____ one’s country was strong and respected[ ]