西瓜之所以甘甜可口,主要是因为西瓜的_______中含有大量的糖分。 [ ]
A.细胞壁
B.细胞膜
C.细胞质
D.细胞液
D
Many lifestyle patterns do such()great harm to health that they actually speed up ()weakening of the human body.
A.a;/
B./;the
C.a;the
D./;/
根据《宪法》第六十七条规定,全国人民代表大会行使解释宪法,监督宪法实施的职权。