民间俗称的“大脖子病”是指()
A、地方性甲状腺肿大
B、血吸虫病
C、结核病
参考答案:A
马拉硫磷可以增强苯硫磷的毒性,体现()
A.相加作用
B.协同作用
C.拮抗作用
D.独立作用
E.以上均不是
---What if I have to go there and know nothing about it?
--- If I______ you, I would try to find some information about it on the Internet.
A.am
B.was
C.will be
D.were