Unit 6. Artificial intelligence

1 Circle the letter A, B, C, or D to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions. 2 Circle the letter A, B, C, or D to indicate the word which differs from the other three in the position of the main stress in each of the following questions.

1 Circle the letter A, B, C, or D to indicate the word(s) CLOSEST in meaning to the underlined word in each of the following questions. 2 Circle the letter A, B, C, or D to indicate the word OPPOSITE in meaning to the underlined word in each of the following questions.

1 Circle the letter A, B, C, or D to indicate the correct answer to each of the following questions. 2 Circle the letter A, B, C, or D to indicate the underlined part that needs correction in each of the following questions.

1 Read the following passage and circle the letter A, B, C, or D to indicate the correct word or phrase that best fits each of the numbered blanks. 2 Read the following passage and circle the letter A, B, C, or D to indicate the correct answer to each of the questions.

1 Circle the letter A, B, C, or D to complete each of the following exchanges. Then practise reading them. 2 Talk about applications of speech recognition software in learning. You may use the suggested ideas in the box to help you. You can start your talk with the sentence below.

1 Circle the letter A, B, C, or D to indicate the sentence that is closest in meaning to each of the following questions. 2 Use the words and phrases below, and add some words where necessary to make meaningful sentences. Change the verb forms if necessary.