① ____   nice     super     food      yummy  

② ____   fish       potatoes         tomatoes       carrots

下表是一场学术研讨会的活动安排。据此推测，此次研讨会的主题应该是（    ）

1825年，“旅行者”号机车“牵引着6节煤车，20节挤满乘客的客车，载重达9万千克，在新铺的铁路上试车，时速达15千米”，“旅行者”号机车的动力来自于（　　）

阅读理解

    My name is Sun Liang．Li Feng is my cousin．He is thirteen years old and I'm twelve years old．We study in the same school but not in the same grade．He is in Grade 8 and I'm in Grade 7．

    Li Feng is tall and strong．He plays basketball well．He thinks it's a good way to stay healthy．So he often plays basketball with his classmates in the playground．He likes collecting the pictures of famous basketball players．Last Sunday,he watched a basketball match．He was happy because he saw his favourite basketball star．

    I also like playing sports but music is my favourite．I think it's a good way to relax after a busy day．My father is a music teacher and he is good at playing the piano．So I learn from him to play the piano．It was my birthday yesterday．I had a party and I was happy．

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