1) They searched for hours, but ____be found.

　　A) at no time could the missing book

　　B) nowhere could the missing book

　　C) nowhere the missing book could

　　D) at nowhere the missing book could

　　2) ____ he ill??mannered, ____the laziest and the most irresponsible creature you could ever hope to meet.

　　A) Not only is...but he is also

　　B) Not only is...but also

　　C) Not only is...but also is he

　　D) Not only...but also

　　3) ____left unguarded.

　　A) At no time the gate 

　　B) At no time was the gate

　　C) At no time the gate was 

　　D) At no time did the gate

　　4) ____did he realize that he had made a mistake.

　　A) Upon entering the classroom

　　B) Only after entering the classroom

　　C) After he had entered the classroom

　　D) As soon as he entered the classroom

　　5) ____ a machine been so efficient and accurate as the electronic computer.

　　A) More than ever before

　　B) Never before has 

　　C) In the past, there never has

　　D) Formerly there never was

　　6) Little ____ about him when I first met him in that company.

　　A) have I known 

　　B) had I known

　　C) do I know 

　　D) did I know

　　7) At no time, and under no circumstances ____ the first to use nuclear weapon.

　　A) China will be 

　　B) will be China

　　C) will China be 

　　D) shall China be

　　8) I didn’t like our new English teacher, and ____.

　　A) neither did my classmates 

　　B) neither my classmates did

　　C) my classmates don’t too 

　　D) my classmates did not also

　　9) Only when you have acquired a good knowledge of grammar ____ fluently.

　　A) you will write 

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