用(131)I治疗甲亢,至少要观察多久才能进行第二次I治疗()
A.3个月
B.6个月
C.9个月
D.12个月
E.18个月
参考答案:B
—Excuse me. Where's No. 2 Middle School?
—_______[ ]
A. Go down this street and turn left.
B. Go on this street and turn right.
C. Walk at this street and take right.
D. Walk on this street and take left.
广东地处亚热带,气候温暖,雨量充沛,优越的气候条件,复杂多样的地形、地貌,是动植物生长的良好环境,给粤菜的发展提供了丰富的动植物资源。这是粤菜发展的()。
A.地理优势
B.物产优势
C.原料优势
D.地理与物产优势