RADIOACTIVITY FROM NUCLEAR POWER………..A. ARE NECESSARY TO CURE DISE...
30. Radioactivity from nuclear power………..
A. are necessary to cure diseases
B. the future generations do nothing with it
C. alters a new kind of energy
D. causes cancer and has bad effect on the future generations.
Dolphin are beautiful and intelligent creatures that usually
live in the wild (31)…… sometimes they are kept in captivity
for scientific research or entertain (32)……
By keeping dolphin captive, people have more (33)…… see
these beautiful creatures. Both children and adults enjoy
playing and swimming with dolphins. Also, it is (34)…… for
scientist to study their behaviour and find out more about
them.
However, dolphins held in captivity usually don’t live (35)…..
Dolphins in the wild. In the dolphinariums, they frequently
don’t have a healthy diet or (36)…… to swim freely. They
sometimes also suffer from stress and are easily(37)……
In my opinion, it is (38)…. to hold dolphins in captivity.
Today, technology (39)…… people to study or observe these
animals in their habitat. There’s no (40)…… to keep these
intelligent creatures in dolphinariums, where their life
conditions are worse than in the ocean.