有关季风的叙述，正确的是                                   

A．南亚地区夏季盛行风向为西南风

B．季风环流不属于大气环流

C．季风形成的主要原因是高低纬度间的热量差异

D．我国不受西南季风的影响

—Do you often do chores at home?

—Yes. I think they're _____, but I have to help my mum.[ ]

A. interesting

B. relaxing

C. boring

D. fun