=> the doctor is so late, so he can't see many patients 

hoặc 

=> If the doctor wasn't so late, he could see many patients

@Team IQ vô cực

$\text{The doctor can't see many patients because he is so late.}$

$\text{→The doctor was so late, so he can't see many patients.}$

$\text{→The doctor was so late; therefore, he can't see many patients.}$

$\text{→If the doctor wasn't late, he would see many patients.}$

$\text{→Because of being so late, the doctor can't see many patients}$

$\text{→In spite of being so late, the doctor can't see many patients}$

$\text{→Despite being so late, the doctor can't see many patients}$