Dogs sometimes can warn their owners________.
to train their sense of smell
to perform search and rescue
which are caused by diseases
who suffer from certain cancers
which molecules go with cancer
by recognizing certain blood samples
Paragraph⑤:
Electronic nose design
Blood sample detection
Molecule structure
Training for dogs
Life-saving ability of dogs
Dogs' ability to detect diseases
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The aborigines mainly eat plant food.
True
False
Not Given
The town council fired the old man because they thought________.
his job was not useful
his salary was too high
he did not do his job well
he was too old for the job
第28题答案是
She wanted it to be the last time.
She couldn't stay up late on weeknights.
Gabi planned to go travelling next summer.
This meant she had to go to summer school.
Gabi has to master the material in six weeks.
They could have the whole summer free from schoolwork.
The aborigines have supper leftovers for breakfast.
Dogs sometimes can warn their owners________. - 免费查看答案和解析 -诚为径搜题找答案
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