—What is it?—It’s a quarter seven.（6:45）Atime past B．time to C．color to

问题补充：

—What is it?

—It’s a quarter seven.（6:45）

A．time, past B．time, to C．color, to

答案：

解析：句意：--现在几点了？--六点四十五。问时间，所以用what time来问。六点四十五是差一刻钟到七点。所以用介词to。故选B.