白芍含草酸钙
A．簇品B．方品C．针品D．砂品E．柱品
参考答案：A
With spring _____ near, the weather is getting warmer and warmer. [ ]
A. to draw
B. drew
C. drawing
D. being drawn
喷灯使用前应仔细检查（）。
A.油桶是否漏油
B.喷嘴是否畅通
C.是否有漏气
D.是否掉漆
