将下列各句改为被动句。

1.We can finish the work in two days.   

The work _______ _______ _______ in two days.

2.The children will sing an English song.

An English song ______ ______ _______ by the children

3.You needn't do it now.                        

It ______ _______ _______ by you now.

4.Lucy sent me a New Year Card last week.

A New Year Card ______ ______ ______ me by her last week.

5.He made me do that for him.                      

I ______ ______ ______ that for him.

6.I have given this book to the library.        

This book ______ ______ ______ to the library.

7.Did he break the window yesterday?    

______ the window ______ ______ _____ yesterday?

下列哪项与小儿喉头解剖不符（）

A.位置比成人高，并随年龄增长而渐降

B.新生儿环状软骨下缘平齐颈₆椎体上缘

C.6岁时环状软骨降至颈₅椎体水平

D.13岁时环状软骨降至颈₆椎体水平

E.新生儿声门裂在颈₃～颈₄椎体水平