III. Give the correct form of the word given to complete the sentence. 1. In most of the __________________ companies, employees are required to use English competently. (NATION) 2. He has completed three English courses at this center, but there hasn’t been any __________________ in his English level. (IMPROVE) 3. It is a __________________ that students must have at least 6.0 IELTS to take part in that English speaking contest. (REQUIRE) 4. She prefers a book written only in English to a __________________ one. (LINGUAL) 5. She __________________ the word, so her foreign friend couldn’t understand what she meant. (PRONOUNCE)