病灶滤汁中发现“硫磺颗粒”，提示可能是哪种病原菌感染（）。A._爱下问搜题

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问题单项选择题

病灶滤汁中发现“硫磺颗粒”，提示可能是哪种病原菌感染（）。

A.葡萄球菌

B.链球菌

C.白假丝酵母菌

D.新生隐球菌

E.放线菌

答案

参考答案：E

阅读理解

阅读表格选择正确的答案

Mason’s Clothes Store
Clothes	Color	Price
	white, blue	$ 4
	black	$ 11
	red, white	$ 8
	red, green, black	$ 7
	black, red	$ 6

小题1:Which is the cheapest（便宜的）of all?

小题2:How much are two sweaters and a hat?

小题3:You can buy ________in Mason’s Clothes Store.

A．black pants

B．a blue sweater

C．a green hat

小题4:You like red and you only have $6. You can buy__________.

小题5:You only have sixteen dollars. You can buy__________.

A．a sweater and a pair of pants	B．two T-shirts and a pair of socks
C．two sweaters	D．a sweater and two hats

问答题简答题

简述初级群体的主要特征。