新疆维吾尔自治区县(市、区)至少每5年召开一次民族团结进步表彰大会。
参考答案:错
— David, your mother’s birthday is _____. Let’s think about how to celebrate it.
—OK, Dad.
A.coming up
B.picking up
C.closing down
D.looking up
与调节血钙水平无关的器官是()
A.肾
B.肺
C.肝
D.皮肤
E.小肠