What’s the weather__________ in Beijing in winter

_______ is the ruler Isit black —Yes, it is.

．What sets human beings apart from animals is not the pursuit of happiness, but the pursuit of meaning, ________ is unique to humans.

Did you receive the letter the next day?— NoSomehow, it was three weeks ______ I received it.[ ]

I didn’t hear you come in just now.— That’s good. We tried ________ any noise.