黄连和五倍子合煎,可使其抗菌作用增强。()
参考答案:错
以核酸为模板进行增殖的微生物是()。
A.细菌
B.衣原体
C.病毒
D.立克次体
E.真菌
My friend Tom comes from Canada and _______ is a tall boy with blue eyes. [ ]
A. he
B. his
C. she
D. it