correct for me , plz

correct for me , plz

Studying/Working hard at university helps us to get/have a good job in the future and to be is promoted at/[in] work.

A boss needs to/should be friendly and kind. He knows how to control his aggressive feelings so that his staffs can feel comfortable and work at their full capacity. 

Authorities should raise/increase awareness of environmental protection for among their local citizens. 

Agricultural and industrial practices produce sewage and wastewater that causes pollution of many lakes and rivers.

In the city there are many entertainments/ amusements such as going to the cinema , the zoo, shopping malls and and amusement parks . Even We can eat out at a restaurant with your friends . There is a big/large number of high buildings take place in the city, which it looks colorful and bright.

I can entertain myself with my laptop.

correct for me , plz

Correct these for me, please

studying hard at university help us have a good job in the future and is promoted in work.
Studying hard at university helps us to have/find a good job in the future and is to be promoted in at work.

a boss need to be friendly and kind. He knows how to control his aggressive feelings so that his staffs can feel comfortable and work at full capacity
A boss needs/should (be) to be friendly and kind. If he knows how to control his aggressive feelings (emotions/temperament), so that his staffs can feel comfortable and work at their full capacity.
 
authorities should raise/increase awareness of environmental protection for their local citizens
Authorities/The government should raise/increase awareness of environmental protection for among their local citizens. 

Agricultural and industrial practices produces sewage and wastewater that causes pollution of many lakes and rivers. (WELL DONE!)

In city there are many entertainments/ amusements such as going to cinema , zoo, shopping malls and and amusement parks . Even we can eat out at restaurant with your friends . a big number of high buildings take place in city . it looks colorful and bright.
In the city, there are many forms of entertainments/ amusements such as going to the cinema, the zoo, shopping malls and and amusement parks . Even We can even eat out at the restaurant with your friends . a big number of high buildings take place in city There are many high-rise buildings in the city, it looks colorful and bright.

I can entertain myself with my laptop