Ahhh... what (you / do) to my hair??
Ahhh... what (HAVE YOU DONE) to my hair??
I (write) emails all day, but I (only send) 4 of them.
I (HAVE BEEN WRITING) emails all day, but I (HAVE ONLY SENT) 4 of them.
I (eat) too much recently, I need to start eating less.
I (HAVE BEEN EATING) too much recently, I need to start eating less.
I (teach) over 500 students. I (teach) for 10 years.
I HAVE TAUGHT over 500 students. I HAVE BEEN TEACHIING for 10 years.
I (read) 6 Harry Potter books. Recently I (read) the 7th book.
I HAVE READ 6 Harry Potter books. Recently I HAVE BEEN READING the 7th book.
I am happy because I (finish) all of my homework. I am so tired because I (do) my homework all day.
I am happy because I (HAVE FINISHED) all of my homework. I am so tired because I HAVE BEEN DOING my homework all day.
I usually (drive) to work. However, my car is broken, so I (take) the bus to work recently.
I usually DRIVE to work. However, my car is broken, so I HAVE BEEN TAKING the bus to work recently.
