“数量及单位”栏应填（）。
A. 10000打
B. 87.9C13M
C. 1 379KG
D. 1 020k8
参考答案：D
Bill with his parents ________ China since two years ago.
A．have been in
B．have gone to
C．has been in
D．has been to
货币供给量增加使LM曲线右移,若要均衡收入变动接近于LM曲线的移动量,则必须LM（）而IS（）
