My mother is very busy, so she can’t help me now.
→ If ……………

Lan didn’t call me because she didn’t know my phone number.
→ If ……………

You’re unhealthy because you don’t take exercise.
→ If ……………

Question

My mother is very busy, so she can’t help me now.
→ If ……………

Lan didn’t call me because she didn’t know my phone number.
→ If ……………

You’re unhealthy because you don’t take exercise.
→ If ……………

Accepted Answer

My mother is very busy, so she can’t help me now.
→ If my mother weren&#x27;t very busy, she could help me now.

Lan didn’t call me because she didn’t know my phone number.
→ If Lan had known my phone number, she would have called me.

You’re unhealthy because you don’t take exercise.
→ If you took exercise, you would be healthier.