由于光的折射，盛满水的金鱼缸看上去比实际的要 ____（填“深”或“浅”）；从侧面看圆形金鱼缸里的鱼比真实的 ____（填“大”或“小”），原因是鱼缸相当于一个 ____透镜．

根据课文《鹬蚌相争》填空，并找出一个可以替换的词语。

这是走来一个打鱼的人，____ 就把它们两个一起捉走了。

可替换的词：____ 

根据短文理解，选择正确答案。

Welcome to the English Corner(英语角)

Room 101

    You can know all about the English Corner here. If(如果) you want to join us, you need to start (开始) from here. The telephone number is 85436200. You can call us.

Room 102

    This room is for oral(口语的) English. All teachers here are from the U.S. You can call 85436210.

Room 103

    The telephone number is 85436220. If you join us, you can read English books here for free(免费). If you do not, you need to pay for your reading.

Room 104

    The room is for English writing from Monday to Friday. You can make friends here.

准备实验时用量筒量取蒸馏水，量筒放平稳后，初次读数时仰视液体凹液面的最低处读数为10毫升，加入部分蒸馏水后视线与量筒内凹液面的最低处保持水平读数为15毫升，则后来实际加入量筒内蒸馏水体积（   ）