下列叙述中正确的说法是（）A.好氧的微生物需要较高的氧化还原电_爱下问搜题

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问题单项选择题

下列叙述中正确的说法是（）

A.好氧的微生物需要较高的氧化还原电位

B.生物亲代与子代或子代之间在形态、生理等方面的差异称为变异性

C.放线菌的细胞构造和细胞壁化学组成与细菌相似，经革兰氏染色也可分成G+ 菌和G- 菌

D.产生抗逆性强的芽孢是产芽孢细菌在不良环境条件下的一种生殖方式

答案

参考答案：A

填空题

在平面直角坐标系内第二象限的点组成的集合为______．

阅读理解

CLASSIFIED ADS BUSINESS OPPORTUNITIES

WE BUY MACHINE TOOL COMPANY NYC will buy machine tools Reply 7832673	MODERN BEAUTY APARTMENT For sale. Near station 6041360 Dora
WEST COAST FAST FOOD For sale Upscale quick food．Most popular in county Only serious inquiries, 3421577	FAMOUS DELI for sale Quick takeover and catch season. Owner will train. Very profitable Call Rity 2299689
WANT TRUCK BUSINESS Doing consolidator, containers Import/ export. 1 truck or many Call 3328725	Gourmet shop in the heart of wealthy neighborhood is seeking buyer for this outstanding operation. Call Greg 5755718
Aunold Bread Clearwater Fla MUST SELL some financial possession Call Walter 5304017	AUTOMOBILE BUSINESS NOW FOR SALE Will talk deal if terms are agreeable Call Mr. Kent 9497221
WANT TO OWN A BEAUTY APARTMENT Good location and good price Call Stein 6560232	If you own a small successful business but have no time for yourself, I am an honest woman looking to become a working partner in your business. Call Mrs. Meikle 4783784

小题1: If you want to buy an automobile business, you should call _____.

小题2:Who should Dora call?

D．Mrs. Meikle.

小题3:Mrs. Meikle wants to _____.

A．apply for a position	B．employ a working partner
C．run a business	D．show her talents in business

小题4:How many selling ads are there in the chart?