Answer:
If there [is] too much garbage, the air will be seriously polluted.
What a pity[,] I have to look at my little brother, so I can't go to the cinema tonight.
Explanation:
Any sentence with if at the beginning is usually present tense.
Commas always go after "What a pity".
I also did not see periods at the end of both sentences.
Difficult
Guide
Actor
Job
Worker
Watches
The answer is A.
This is the only option that uses a colon the right way.
I think it’s A how special a working radio is in this setting and time period
Is this really a question xDD