10 simple past tense from text " Shan Xia, a Chinese nurse who is willing to shave off her hair to fight the Corona virus"and change to negative and interrogative.

(+) Recently the world community was shocked by the Corona virus that spreads in several countries
(-) Recently the world community was not shocked by the Corona virus that spreads in several countries
(?) Was recently the world community shocked by the Corona virus that spreads in several countries ?

(+) Corona virus itself first infected people in a city in China, Wuhan.
(-) Corona virus itself first did not infected people in a city in China, Wuhan.
(?) Did the Corona virus itself infect people for the first time in a city in China, Wuhan?

(+) Minister of the National Health Commission, Ma Xiaowei said, 12 additional teams consisting of more than 1,600 medical personnel would be sent to areas affected by the corona virus outbreak in Hubei, China.
(-) Minister of the National Health Commission, Ma Xiaowei not said, 12 additional teams consisting of more than 1,600 medical personnel would be sent to areas affected by the corona virus outbreak in Hubei, China.
(?) Did Minister of the National Health Commission, Ma Xiaowei said, 12 additional teams consisting of more than 1,600 medical personnel would be sent to areas affected by the corona virus outbreak in Hubei, China?

(+) In order to saved more people, medical personnel must ensure their own health and safety.
(-) In order did not to saved more people, medical personnel must ensure their own health and safety.
(?) Did in order to saved more people, medical personnel must ensure their own health and safety?

(+) Medical personnel were required to wear complete protective clothing
(-) Medical personnel were did not required to wear complete protective clothing
(?) Did Medical personnel were required to wear complete protective clothing?

(+) medical personnel are required to wear complete protective clothing, ranging from head coverings, clothes, to special footwear so as not to get infected with the corona virus.
(-) medical personnel are required to wear complete protective clothing, ranging from head coverings, clothes, to special footwear so as infected with the corona virus.
(?) Did medical personnel are required to wear complete protective clothing, ranging from head coverings, clothes, to special footwear so as not to get infected with the corona virus?

(+) Among the medical staff who volunteered to fight the corona virus, one medical officer named Shan Xia attracted attention.
(-) Among the medical staff who did not volunteered to fight the corona virus, one medical officer named Shan Xia attracted attention.
(?) did Among the medical staff who volunteered to fight the corona virus, one medical officer named Shan Xia attracted attention?

(+) nurses working at the Renmin Hospital of Wuhan University, Wuchang, Wuhan, China shaved her long hair to avoided infection from sufferers of the corona virus.
(-) nurses working at the Renmin Hospital of Wuhan University, Wuchang, Wuhan, China shaved her long hair did not to avoided infection from sufferers of the corona virus
(?) Did nurses working at the Renmin Hospital of Wuhan University, Wuchang, Wuhan, China shaved her long hair to avoided infection from sufferers of the corona virus?

(+) To save many people, of course, medical personnel must ensured their own health and safety.
(-) To save many people, of course, medical personnel must not ensured their own health and safety.
(?) Did to save many people, of course, medical personnel must ensured their own health and safety?

10.

(+) Therefore, on Monday 27 January 2020, Shan Xia decided to shave his head to make it easier to work.
(-) Therefore, on Monday 27 January 2020, Shan Xia did not decided to shave his head to make it easier to work
(?) Did therefore, on Monday 27 January 2020, Shan Xia decided to shave his head to make it easier to work?

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