Тренировочная работа "Present Simple vs Present Continuous + Questions"

Write the interrogative and negative sentences:
1. She is waiting for me now.
2. He is looking for the job as a manager.
3. Students do a lot of work on designing.
4. Our teacher usually comes to the lesson on time.
5. Your perfume smells nice.
Open the brackets using Present Simple or Present Continuous:
1.  I ________(think) about the party tonight.
2. I can't go with you. I __________(look after) my little sister.
3. I _________(think) he has some problems.
4. This cake _______(taste) awful.
5.- Is he busy tomorrow evening? - Yes, he ______(see) his teacher at 6 o'clock.