Câu hỏi:

Choose the best answer. Many experts believe that noise is the main cause of approximately half of all cases of ______ loss.

Choose the best answer. The Braille alphabet was created by Louis Braille, who went ___________ after an accident.

Choose the best answer. Volunteers lend a hand to the  ______ by helping those who have been affected by Agent Orange.

Choose the best answer. We couldn’t hear anything because of the ______noise of the drums the next-door neighbours were playing.

Choose the best answer. ______means to join together with other people in order to do something as a group.

Choose the best answer. Students with ______ disabilities may suffer from difficulties with memory, self- expression, information processing, and other learning disabilities.

Choose the best answer. ______is a break in a bone or other hard material.