👤 The h in “historic” is pronounced, so it’s *a* historic day, not “an” historic day.

👤 In “hour,” the “h” is silent, so it’s *an* hour.

What IS the CRITERIA? → ❌. (ಠ_ಠ)

What ARE the CRITERIA? → ✔️

💁 “Criteria” is plural; its singular form is “criterion.”

►Polite questions
If we want to ask a polite question, we can use the Past Continuous.
-I was wondering if you could open the window.[✔️]
-I was thinking if you might help me with this problem.[✔️]
►Even though the sentences have a Past Continuous form, they refer to the present moment. Their meaning is similar to the "could you" sentences, but they are more polite.

Avoid making double negatives with “neither … nor”:

He DOESN’T eat NEITHER mice NOR bugs. → ❌

He eats 🤐 NEITHER mice 🐭 NOR bugs. 🐛 → ✔