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23 Television Day: Right or left? Which of your two hands do you use most? Very few of us can use both of our hands equally well. Most of us are right-handed. Only about five people out of a hundred are left-handed. New-born babies can grasp objects
歌词如下: Five little monkeys jumping on the bed, One fell off and bumped his head. Mama called the doctor and the doctor said, No more monkeys jumping on the bed. Four little monkeys jumping on the bed, One fell off and bumped his head. Mama cal
歌词如下: Five little monkeys jumping on the bed, One fell off and bumped his head. Mama called the doctor and the doctor said, No more monkeys jumping on the bed. Four little monkeys jumping on the bed, One fell off and bumped his head. Mama cal
Five Little Monkeys 五只小猴子 Five little monkeys jumping on the bed. One fell off and bumped his head. Mama called the doctor, and the doctor said. No more monkeys jumping on the bed. Four little monkeys jumping on the bed. One fell off and bu
PanamaResearchInstituteDedicatedtoEarth'sEcosystem Every year, about 1,000 scientists from around the world visit the Smithsonian Tropical Research Institute in Panama. The Institute is one of the oldest and largest facilities of its kind in the worl
SCIENCE IN THE NEWS - American Scientists Create The World's First Genetically Engineered Monkeys CHRISTOPHER CRUISE: This is SCIENCE IN THE NEWS, in VOA Special English. Im Christopher Cruise. JUNE SIMMS: And Im June Simms. Today, we tell about the