含染色体的细胞是下列哪一组 [ ]
A．莲叶肉细胞和蛙红细胞
B．酵母菌细胞和乳酸菌细胞
C．病毒和乳酸菌
D．蓝藻和支原体
答案：A
易伤脾的情志因素是（）
A.喜
B.怒
C.思
D.悲
E.恐
According to today's paper, the fine weather will _______ for a few days. Let's go picnicking this
weekend, OK? [ ]
A. stay up
B. keep up
C. clear up
D. make up
