信不信由你Astronauts can’t cry properly in space because there’s no gravity (重力) to make tears fall. ……

._____________________________________Day 3No tears in space (P5)Choose the best answer:1.The first... can we learn from the passage? A.In space our eyes are very wet. B.Tears will float around ……

?A. Astronauts are unable to feel sad in space.B. Astronauts produce fewer tears in space.C. Tears produced in space flow down more slowly.D. Tears produced in space don’t flow downward.2. What effect do ……

in space, reported The Atlantic in January. Without gravity, tears don’t flow (流) downward out of the eyes like they do here on Earth. This means that when you cry in space, your tears have nowhere to go ……

. Actually, the flashing (闪光) we see is just a “space mirage (海市蜃楼)”. When the light from...;space mirage (海市蜃楼)”. When the light from stars goes through Earth’s atmosphere (大气 ……

太空中，眼泪不滑落。SPACE is a lonely place. Hundreds of thousands of kilometers from home, astronauts have.... But this is a lot harder than it sounds.We still know very little about space, and about living in zero gravity (重力 ……

astronauts sometimes miss home too much and cry in space? I want to see how their tears come out.... Chen Tongjie wonders if camphor balls will _____ insects in space.Keystea, change, tree, tears, lay ……

down Tears can’t roll down You see, there is no “down” in space. Your... many things for granted (认为理当如此). For example, when we cry, our tears fall down our face. When we ……

Some butterflies drink turtle tears (眼泪). ……

ABDDDay 3 1-3 BDB Day 4 1-4 ABDD本期III版：本期III版：（一）1. As I saw the photo of my late grandfather, tears welled up in my eyes.（一）1. As I saw the photo of my late grandfather, tears welled up in my eyes.2. He ……

星，宇航员用汗水和眼泪盖房子？在火星，宇航员用汗水和眼泪盖房子？Can you imagine building a house with your own sweat (汗), tears..., tears and simulated Mars soil (模拟火星土). The protein (蛋白质) from human bodies is like the “glue ……

his face. But last Thursday, when he came back to the earth after a 21-hour trip to space, Yang... astronaut was sent into space at 9am last Wednesday by China's Shenzhou V spacecraft, which orbited ……

If you chew gum while cutting onions, you won't get tears. ……

If you chew gum while cutting onions, you won't get tears. ……

If you chew gum while cutting onions, you won't get tears. ……