题目内容

Washing your hands frequently is the most effective way to protect people from _________.

A. virus
B. water
C. sun

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This diseaseis spread by __________.

A. water transmission
B. wind transmission
C. droplet transmission

Please wear __________ mask and gloves when you go outside.

A. recycle
B. disposable
C. useless

If a person with 2019-nVoC works with A, we called A is a ________.

A. Confirmed patient
B. Suspected patient
Close contact

Marketing mix represents the methods by which marketing managers seek to meet marketing objectives.

A. 对
B. 错