Mary looks down today. What is up?—Well，________happened between Mary and me is none of your business.

Father’s just come back from work,__________—_________. He is having a rest in the room now.

Your house is always so tidy – how do you_______ it with three children

There is a 20-minute parking ______here, so we must get back to the car very quickly.

The researchers found clear and convincing evidence _________ happiness is the key when it comes to better health and longer lives.