森林病虫害防治条例:Look,this is a photo ? a park. ?填什么

Look,this is a photo ? a park. ?填什么 Look at this photo， that was my first （ ）on a horse. this is a ____argument. Is this your photo?改为复数句 Look!This TV set is _____(A three B twice C third D second)bigger than that one. This is a new radio. This is a old camera. This is a magical brush! Look!Here is a Beijing jeep. look for a friend who is ......