确定混凝土强度等级的依据是（)。

A、space order

B、chronological order

C、emphatic order

A．Time order

B．Space order

C．Inverted order

D．Time order and the change of Mother’s feeling

A、To repeat the key words.

B、To use the same sentence pattern.

C、To follow a specific order to organize sentences.

D、To use transitional expressions.

A、the strategy of merging with an established company in order to gain monopoly over the market.

B、the strategy a company uses when it decides to allocate the company resources equally among all the marketing segments.

C、the strategy a company uses when it decides to serve a limited number of segments, or just one segment of the market.

D、the strategy a company uses when it decides to ignore the different needs of different market segments, and produce one standardized product for all the customers.

E、the strategy of closing down one or more business units in order to minimize the losses.

A、Description of the problem, conclusions, facts, and recommendations

B、Conclusion, recommendations, description of the problem, and facts

C、Description of the problem, facts, conclusions, and recommendations

D、The indirect pattern does not follow a set order of ideas.