按要求改写句子。     
1．把下面的一句话改写成“把”字句和“被”字句。     
    桥上喷出的六条火舌封锁了我军冲锋的道路。     
(1)改为“把”字句：                                                                                                          
(2)改为“被”字句：                                                                                                       
2．把下面的肯定句改写成否定句和双重否定句。     
    每一个到西安旅游的外国人，都要去看一看秦兵马俑这一壮丽奇观。    
(1)否定句：                                                                                                                     
(2)双重否定句：                                                                                                               
3．用恰当的关联词语把下面两句话改写成一句话。     
凡卡在店里受折磨。  凡卡求爷爷把自己带回乡下去。
                                                                                                                                       
4．将下面句子改写为反问句。     
   气势宏伟的“鸟巢”是无数劳动者的劳动成果。
                                                                                                                                           
5．《出塞》一诗中写出“月亮还是秦时的月亮，边关还是汉代的边关，遥远的前线战士长期远离家乡，归还无期”之意的诗句是                                                                。     
6．《示儿》一诗中，写出“朝廷军队光复中原的时候，你们在举行家祭时不要忘了向你们父亲的在天之灵告诉这一好消息”之意的诗句是                                                                                          。    
7．以“我的家乡真美啊！”为总起句，抓住三处景物，写一组排比句。     
    我的家乡真美啊!                                                                                                                          
8．写一句告诫人们重视环境保护的警句。     
                                                                                                                                                   
9．开学了，要布置教室，请写一条格言。
                                                                                                                                                       
10.请写两句珍惜时间的谚语或名言。