How to understand this 9 o'clock? Is this a slang or something? The Chinese translation in this picture is "only you can deal with him."

The word "stub" means put out a cigarette by pushing the end against something. Is this sentence grammatically correct? I wanna change the "put" into "putting", but someone told me it is the original sentence from an article written by a native speaker.

Is it correct to say "They don't know how to be strong and brave"? Or should we correct the "and" into "or" in the negative sentences?

Donna Davis's family keeps hawks. Donna Davis' family keeps hawks. Which one is correct？

The original sentence is "Visitors and groups of students' coming every year bring them a lot of money and a better life." Is there any mistake in it? I wanna correct this into "Visitors' and groups of students' coming every year brings them a lot of money and a better life." Can someone tell me which one is correct plz？

Question about the punctuation use. 1. "Too many people haven't seen much of that around here," he said, "life is full of hope and we need to live life before it's gone." 2. "Too many people haven't seen much of that around here," He said. "Life is full of hope and we need to live life before it's gone." Could someone help and tell me which one is correct?

"Many patients carry on their skin the microbe we've now shown for the first time. " How to understand this sentence?

Is it correct to write "at a great danger" in English?

"Schools like to adopt horse riding by next summer" Is this sentence correct? How do we translate "like to" here. Btw, is "in the next summer" a correct phrase?