Question

The students (have) a lacture now. 
I (wotch) TV at the moment.
Look! All the people (come) into the hall. 
Поставьте в Презент кантиниос.
Спасибо зарание.  

Answer 1

the students are having a lacture now
i am watching tv at the moment
look! all the people are coming into the hall

Answer 2

The students are having a lecture now/
I'm watching TV at the moment.
... all the people are coming into the hall.