----We’ve spent too much money recently.

-----Well, it isn’t surprising .Our friend and relatives              around all the time.

A．are coming

B．had come

C．were coming

D． have been coming

俄罗斯气候复杂多样，农业生产很不稳定。据此回答下列各题。

俄罗斯专家发现下图中标示的某种地理事物与实际分布不符。它是（）

A.针叶林

B.冬小麦

C.苔原

D.甜菜