improve grammar or language asuge.

1) Please clarify the meaning of the word. 2) The news IS really bad today. 3) Needs an adjective - what kind of attitude did the supervisor have? 4) I would have attended... If there had been transport (no article necessary). 5) The manager was very pleased that the project had been approved ( both actions happened in the past, first the project was approved, then the manager was pleased). 6) OK. 8) The university was on the left ( you could add "hand side of the street", but it's not really necessary). The original sentence makes it sound as if the university is walking. 9) IN the newspaper.

1) Clarify something for somebody/clarify somebody something. Please clarify me the meaning of the word.  2) The news is really bad today. If you want to count two pieces of news or some news but the latter should have a  singular verb. 3)Here you should explain what kind of attitude it is such as bad/harsh/ kind one etc. 4) I would have attended the seminar if there had been an available transport. ( you should be careful about the tense agreement. You may meet such a sentence but it is for deductions when you know the result  for instance, if we had applied the birth control 50 years ago, there would not be so many problems like..... 5)Normal. 6) last year may be better 8)....you would see that the university was.... 9) seems normal.

With the sentences numbered and obviously unrelated to each other, this sure looks like a homework assignment or a quiz.  Asking others to do the work for you will surely not improve your skills.  Is there a specific question that you would like to ask?