专性需氧的革兰阳性菌是（）
A.霍乱弧菌
B.结核分枝杆菌
C.布鲁菌
D.白喉棒状杆菌
E.链球菌
参考答案：B
x=1是方程x2+x+n=0的一个解，则方程的另一个解是______．
根据对话内容，从下边方框中选出适当的选项补全对话。
(S--Sam ; L--Lily)
S: What's the matter with you, Lily?
L: Well, 1
S: Bad luck. You should drink some tea with honey.
L: 2
S: And don't eat French fries these days.
L: I guess I won' t.
S: You shouldn't speak too much. 3
L: You are very kind. You have given me so many good suggestions.
S: I hope you will fell better soon.
L: 4
