经过30年的发展，青海的传统农牧业已经迈开了向现代化农牧业转变的步伐。
参考答案：对
适度的自我暴露能使来访者产生共情、温暖和信任的体验。
—Are there any discounts?
—No, but anyone who buys this breakfast food gets a ________ gift of a fine greeting card. [ ]
A. expensive
B. cheap
C. free
D. paid
