. The bandage can help wounds heal (愈合) faster. Sea animal shells, such as those of crabs, have... help wounds heal (愈合) faster. Sea animal shells, such as those of crabs, have a valuable ……

could help with pain (疼痛) and heal wounds. Rakus chewed (咀嚼) the leaves and put the juice on his wound. This was the first time scientists saw a wild animal using plants to heal itself.Animals can heal ……

't have anybones(骨头) in our body. We can onlycrawl(爬). The hard shell not only helps us move faster.... They can't even crawl. But they don't need to carry heavy shells."The mother smiled and said ……

.A. introduce to us what kind of person John Utzon isB. give us an example of the difficulty to heal...' backbones and bellies.D. Scientists now know how turtle shells evolved with the help of the fossil.3 ……

Kitty catches the kitten in the kitchen. Amy sells sea shells by the sea shore5. ……

Tongue twisters are difficult to say. How fast can you say it without making any mistakes?“She sells sea shells by the sea shore.” ……

animals, sea mammals (哺乳动物) and even insects! To survive in this cold place, they have to have... animals, sea mammals (哺乳动物) and even insects! To survive in this cold place, they have to have some ……

animals, sea mammals (哺乳动物) and even insects! To survive2 in this cold place, they have to have some...北极动物有哪些生存绝技？北极动物有哪些生存绝技？Which animal best stands for (代表) the Arctic? Of course, it is the polar ……

, the waves2 will wash their shells up on the beach. If you find a sea snail shell, you can put it next to your ear. Then you can hear the sea rumble (隆隆作响). We often find the shells of clams ……

they die, the waves2 will wash their shells up on the beach. If you find a sea snail shell (海螺壳), you can put it next to your ear. Then you can hear the sea rumble (隆隆作响). We often find the shells ……

She sellssea shellson theseashore.The shells she sells are sea shells, I'msure.And if she sells sea shells on the seashore,Then I'm sure she sells seashore shells.生词大本营 sea shell 海贝seashore 海滨sure 肯定 ……

to live unless they get help. We can use technology to deliver help faster. Let’s look at some... unless they get help. We can use technology to deliver help faster. Let’s look at some technological ……

to treat cancer patients. US scientists put the shells into mice that had cancer and then used radiation...'s appetites (食欲). The discovery will help scientists find out who may become overweight later in life ……

). Sea lions can carry out tasks both in water and on land. They can see and hear things clearly, even when they are deep in the sea.Bright starsI’m Gremlin from California. I just joined a US Navy ……

on turtle shells or animal bones. So these words tell us a lot about the Shang Dynasty. Who found...写在甲骨上的文字密码When we go to the museum, we can see strange characters (文字). They are on turtle shells ……