Circle the correct answer 1. Pam always complains/ is always compaining

Circle the correct answer
1. Pam always complains/ is always compaining about something.
2. More and more people recycle/ are recycling their rubbish.
3. I always use/ am always using public transport to get work.
4. Mr. Collins has/ is having a meeting with some clients at the moment.
5. I khow that snakes are repitles and they lay/ are laying eggs.