太阳风暴属于（　）

下图反映了近代中国关税总收入的明显变化，其主要原因是（   ）

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地图种类繁多，用途广泛。果果一家自驾车从曲靖到德宏，为保证顺利到达，他们最好选用（　　）

句型转换
(1)Betty did very well in her English exam . (改为否定句)
____                                                 
(2)It's ten minutes' walk from my home to school.(划线部分提问).
____                                          
(3)Where does Jim study? I want to know. （合并为一句含有宾语从句的句子）
____                                                    
(4)You have to eat little meat, ____ ？ （写出反义疑问句）
(5)They clean their classroom after school every day . （改为被动语态）
____