It is the choice or arrangement of words
Answer: All can be preformed.
Explanation: What timer are you talking about.
Answer:
yes
Explanation:
we can also say an impulsive boy,man ..etc
Answer:
i think you <em><u>should</u></em> do physical exercise
Explanation:
i think "should" is appropriate here , because if you used "must" instead , it would seem like an order , whereas using "should" indicate that you're offering an advice.
hope this helps..
