Mark the letter A, B,C or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions

New sources of energy have been looking for as the number of fossil fuels continues to decrease

People have used coal and oil to______electricity for a long time

My sister is a woman of______age

The instructor blew his whistle and______.

The festival has many attractions. It will include contemporary orchestra music and an opera. ____ , there will be poetry readings and theatrical presentations

The fire______to have started in the furnace under the house

Mark the letter A, B, C, or D on your answer sheet to indicate the most suitable response to each of the following exchanges

"Oops! I’m sorry for stepping on your foot" – “______.”

Mark the letter A, B, C, or D on your answer sheet to indicate the most suitable response to each of the following exchanges

“How do you like your steak done?”  -  “_______.”