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The first set of textbooks for teaching English as a foreign language came out in the l6th century. A. written B. had been written C. to be written D. was written 【查看更多】

 

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The first set of textbooks________ for teaching English as a foreign language came out in the 16th century.

A. written           B. had been written             C. to be written    D. was written

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The first set of textbooks_____ for teaching English as a foreign language came out in the l6th century.
  A. written     B. had been written    C. to be written     D. was written    

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The first set of textbooks ________ for teaching English as a foreign language came out in the 16th century.

　　A．written

　　B．had been written

　　C．to be written

　　D．was written

 

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The first set of textbooks ________ for teaching English as a foreign language came out in the 16th century.

　　A．written

　　B．had been written

　　C．to be written

　　D．was written

 

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