下表中所列分子的性质和实验现象无关的是(  )

选项	实验现象	分子的性质
A	一块蔗糖溶于一杯水中形成糖水	分子是可以再分的
B	固体碘、碘蒸气都能使淀粉溶液变蓝色，而碘化钾不能	分子能保持物质的化学性质
C	快速推压针筒，密闭在针筒中的乙醚气体液化	分子之间有间隙
D	温度越高水蒸发越快	温度越高分子运动速率越快

如图所示，是在“探究凸透镜成像的规律”的实验中所观察到的一种成像情况，即当物距小于焦距时，在凸透镜的另一侧会看到一个正立、放大的____像，利用这个成像特点来工作的光学仪器是____（选填“照相机”、“投影仪”或“放大镜”）．

    Many people like spring, because they can go out and do many kinds of activities. We made a survey about the activities that people like to do in spring. Here are the results.
Scott：
    In spring, I often visit my uncle and I like fishing with him. I also like boating and enjoy the beach. Last spring my uncle and I went boating. The dolphins came so close to us. It was very amazing. I hope that I can go there again soon.
Linda:
    My favorite spring activity is gardening (园艺). I think it is relaxing to work in the garden. I grow many flowers in my garden every year. They are so beautiful.
Nancy：
    I love spring. I love going to the beach and spending a whole day there. It is so relaxing to lie on the beach. I also like surfing in the sea.
James：
    I am twelve years old. My favorite spring activity is swimming. I started to learn swimming when I was seven years old. I always have a good time with my friends in the river.

夏季，人们喜欢吃清凉可口的西瓜，请识别西瓜属于哪种器官（　　）

　

下列叙述错误的是  (     )