英文文法問題

你對通風系統的滿意程度
Your level of satisfaction to the ventilation system

你認為課室內通風系統是否足夠
Do you think the classroom has good ventilation?

走廊應否加裝抽氣扇
Should more air pumps be installed in the corridor?

廁所內是否加裝超過一台抽氣扇
Should more than one air pumps be installed in the toilet?

對學校的通風系統有何意見
What is your opinion on the overall ventilation of the school?

你有否曾經因學校的通風系統不夠而感到不適
Have you been not feeling well because of ventilation problems in school?