QUES: On Friday we can expect sunny weather Morning temperatures will be around 1 C During the day they will reach a maximum of 12 C Low temperatures at night will be around 1C We have weak southwesterly winds

correct the punctuation.

CORRECTED: On Friday we can expect sunny weather. Morning temperatures will be around 1 C. During the day they will reach a maximum of 12 C. Low temperatures at night will be around 1C. We have weak southwesterly winds.

QUES: You can only change your own user modes therefore the nickname will always stand for the nick that you are using at the time

correct the punctuation.

CORRECTED: You can only change your own user modes: therefore, the nickname will always stand for the nick that you are using at the time.

QUES: A vast crowd hearing this collected outside and finally burst in seized the two brothers and tore them to pieces

correct the punctuation.

CORRECTED:
A vast crowd, hearing this, collected outside and finally burst in, seized the two brothers, and tore them to pieces.