____假____威         ____吞____咽          ____ ____争斗

____飞蛋打                    ____目寸光                    九____一毛

如图，在Rt△ABC中，∠ACB=90°，AC= $\sqrt{3}$ ，BC=3，△DEF是边长为a（a为小于3的常数）的等边三角形，将△DEF沿AC方向平移，使点D在线段AC上，DE∥AB，设△DEF与△ABC重叠部分的周长为T．

将下列陈述句改成反问句

①他们把冲上来的敌人一次又一次地打了下去。②五位战士胜利地完成了掩护任务

选择合适的答案

①Did they go home by bike ?  ____            

②Where did you go yesterday ?  ____            

③What did you see ?   ____                    

④ Did you see a bus yesterday ?  ____           

⑤ When did your father come back ?  ____       

⑥ Do you live in London, too ?   ____          

⑦Did John eat rice yesterday ?   ____            

⑧How did you go home yesterday ?____           

⑨When did you come back ?   ____              

⑩What did she do yesterday ?  ____              

A No, I didn’t.   B Yes, he did .   C I went to the park .    D Yes, I do .

E I came back last Friday.   F No , they didn’t.    G We went home by bus .

H I saw lots of places .    I She watched TV.    J He came back last Sunday.

The soft music sounds ____. We are all listening ____.