Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

Too many factories dispose _____ their waste by pumping it into rivers and seas.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

You are old enough to take _____ for what you have done.

Mark the letter A, B, C or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.

Laura practised playing the instrument a lot. She could hardly improve her performance.  

Mark the letter A, B, C or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.

We didn’t want to swim in the river. It looked very dirty.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

_____cheat on the exam have to leave the room.

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.

However (A) small, my apartment (B) is well designed (C) and nicely decorated (D).

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

The class will start at 8:00 a.m. on the ______, so don’t be late!

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

After a meal in a restaurant, you ask the waiter for the ________.