D on which to base his arguments in favor of the new theory = The professor will base his arguments in favor of the new theory on sufficient grounds. 【查看更多】

 

題目列表(包括答案和解析)

The professor could hardly find sufficient grounds _____his arguments in favor of the new theory.

A. to be based on     B. to base on   

C. which to base on    D. on which to base

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The professor could hardly find sufficient grounds _____his arguments in favor of the new theory.

A. to be based on     B. to base on   

C. which to base on    D. on which to base

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The professor could hardly find sufficient grounds _____his arguments in favor of the new theory.

A．to be based on     B．to base on         C．which to base on    D．on which to base

 

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The professor could hardly find sufficient grounds _____his arguments in favor of the new

theory.

A．to be based on

B．to base on

C．which to base on

D．on which to base

 

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The professor could hardly find sufficient grounds________ his arguments in favor of the new theory.

A. on which to base   B. which to base on   C. to base on     D. to be based on

 

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