Scientists have _______ a lot of research into renewable energy sources.

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

There was a long period without rain in the countryside last year so the harvest was poor.

Mary: “Thanks a lot for your help.” – John: “______.”

The recent heavy rains have helped to ease the water _______.

Mark the letter A, B, C, or D on your answer sheet to indicate the underlined word or phrase that must be changed in order for the sentence to be correct.

Id prefer to do it on myself because other people make me nervous.

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 spend about one-third of our lives sleeping. We know relatively little about sleep.

It is interesting to take _______ a new hobby such as collecting stamps or going fishing.

Mary: “I will never go mountaineering again.” – Linda: “Me ______.”