All work had to be done by _____ hand when there were no modern machines. 

Choose the best answer among A, B, C or D that best completes each sentence: After my brother _____ to his house, he read a book.

Mark the letter A, B, C or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.
Scientists believe that it is possible for waves to reach the heights described when they come into contact with strong ocean currents.

………equipment from........ wrecked plane has to be saved

Choose A, B, C, or D that best completes each sentence.

Cold deserts can be covered in ________ snow or ice and frozen water is unavailable to plant life.

Choose the correct answer in each sentence.

Since the new sugar-free foods were introduced, overall sales  __________  at a steady rate.

Choose the correct answer.

The Sahara contains complex linear dunes that are ________ by almost 6 kilometers.

Choose the correct answer in each sentence.

The charity's new reading program is ------to increase literacy rates in developing countries over the next ten years.

Choose A, B, C, or D that best completes each sentence.

A ________ is a large animal that lives in deserts and is used for carrying goods and people.

Choose the correct answer in each sentence.

At the guest's _____________   , an extra set of towels and complimentary soaps were brought to the room.

It is high time Tom ................ more active in class.

I thought that your ________ of that problem was excellent.

Choose the correct answer in each sentence.

Our mission is to advance the health of Koreans ____________   the development of safe and effective new drugs.

Choose the correct answer in each sentence.

Teahouse International is proud of to have been serving the community for ------ fifteen years.

Choose the correct answer in each sentence.

If you would like to apply for the position, it is  ________  that you submit your application before the end of the month.

Choose the correct answer in each sentence.

Guests, including children, must have a------ ticket with them at all times and show it upon request.

Choose the correct answer.

After Peter had returned from the Sahara desert, he was confined to bed by a ________ disease.

Choose the correct answer in each sentence.

I am writing to apply for the position of sales manager that was recently  ___________  in the Daily Herald.

Birds can fly in _________ sky. 

Scientist are warning that human activity is starting to cause ................... in the Earth’s climate due to increasing temperatures.

Mr. Henry was given a medal in ........... of his service to his country.