单选类Dogs can recognize chemical changes________. - 免费查看答案和解析 -诚为径搜题找答案

【单选类】

Dogs can recognize chemical changes________.

A、

to train their sense of smell

B、

to perform search and rescue

C、

which are caused by diseases

D、

who suffer from certain cancers

E、

which molecules go with cancer

F、

by recognizing certain blood samples

查看答案

【单选类】

Paragraph①:

A、

Electronic nose design

B、

Blood sample detection

C、

Molecule structure

D、

Training for dogs

E、

Life-saving ability of dogs

F、

Dogs' ability to detect diseases

点击查看答案

【单选类】

The town council fired the old man because they thought________.

A、

his job was not useful

B、

his salary was too high

C、

he did not do his job well

D、

he was too old for the job

点击查看答案

【单选类】

The aborigines have supper leftovers for breakfast.

A、

True

B、

False

C、

Not Given

点击查看答案

【单选类】

When setting out to work, the aborigine women leave their children at home.

A、

True

B、

False

C、

Not Given

点击查看答案

【单选类】

Paragraph⑤:

A、

Electronic nose design

B、

Blood sample detection

C、

Molecule structure

D、

Training for dogs

E、

Life-saving ability of dogs

F、

Dogs' ability to detect diseases

点击查看答案