Sustained Outstanding Record of Nil Absenteeism - Kudos Phy & Chem Class

II Hr - DO - I - I BSc Physics/Chem

[Nine more working days]

Correct the errors in the following sentences - 

It was a three-hours test.

I am waiting for you since 8 am in the morning.

Many serials are broadcasted on AIR
TV has become a basic necessity of everyone.
Many hospitals do not dispose medical wastes properly.

Neither Raju nor Ravi have arrived. 

I have returned all the books to the library yesterday.

The principal and secretary have arrived. 

Nicknames of - 

Tagore - Gurudev
Shakespeare - Bard of Avon

Adi kavi - Valmiki

Anna - C. N. Annadurai

Haryana Hurricane - Kapil Dev

Udanpari - P. T. Usha
Man of Peace - L. B. Shastri

Which state capital is situated on the river Ganges? Patna

Absentees: Phy: NIL - No absentees :-)
Chen: NIL - No absentees :-)

Congratulations dear Phy & Chem class for a sustained, outstanding record of NIL Absenteeism. So proud of you all. Keep up the spirit!