You have to read it quickly and get to know the main points in that article, and even read well how they explained those main points, then after you finish reading your article, you write the summary of that article according to how you have understood it.
Tenses of verb for the word develop:
Past: developed
Present: develop/developing
Answer: Hoarse
Well, because it isn't the animal horse and its a harsh sound
Answer:
Section 4
1. have been doing
2. has been doing
3. is working
4. are playing
5. I have been thinking
6. are staying
7. have been stealing
8. have been laying
Section 5
1. has been ringing
2. have been doing / have been playing / are learning
3. are leaving / have been staying
4. are thinking / not thinking / have been counting
5. has been talking / has been driving
6. have been looking
7. is waiting
B is incorrect. The answer is D the topic.