Answers:
In Spanish grammar the Imperative is used by the speaker to give orders, requests, advices or make requests to one or more people directly. It is also used to exhort, incite or send another person to do something.
The forms of imperative in Spanish exist for all the personal pronouns except the 1st person in singular Yo (I). ç
In addition, note that for its conjugation the imperative is written without the personal pronoun and in present tense.
Knowing this, let's answer the questions related :
1) Answer: Pon
The verb poner (to put) conjugated in present imperative mood, with the 2nd person in singular tú (you) is pon (put)
2) No hables
The verb hablar (to speak) conjugated in present imperative mood, with the 2nd person in singular tú (you) and using negative is no hables (Do not speak)
3) Answer: True
If you are sick and you have the flu, one of the important things to recover is to have a good rest along with the proper treatment.
4) Answer: No respires
The verb respirar (to breath) conjugated in present imperative mood, with the 2nd person in singular tú (you) and using negative is no respires (Do not breath) .
5) Answer: No leas
The verb leer (to read) conjugated in present imperative mood, with the 2nd person in singular tú (you) and using negative is no leas (Do not read) .
6) Answer: False
If you have a cold, the most logical thing is to have general malaise and even fever. Therefore, saying that you feel good or wonderful does not match with the physical discomfort caused by the flu.
7) Answer: haz
The verb hacer (to do) conjugated in present imperative mood, with the 2nd person in singular tú (you) is haz (do)
8) Answer: True
Among the symptoms of the flu are: fever, chills, cough, sore throat, head aches, fatigue, among others. Therefore, affirming that you feel bad when you have the flu is correct.