The students ... (send) emails to their teacher now.
The students are sending emails to their teacher.
We ... (read) an e-book at the moment.
We are reading an e-book at the moment.
My mom ... (print) document now.
My mom is printing document now.
He ... (make) a phone call with his brother at present.
He is making a phone call with his brother.
She ... (play) video games right now.
She is playing video games right now.
I usually ... (take) digital photos at the weekend.
I usually take digital photos at the weekend.
She ... (charge) her phone twice a day.
She charges her phone twice a day.