Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions from 17 to 22.

Learning Other Subjects in English In many countries, students are encouraged to learn subjects such as science and geography in English. Although this method may seem difficult at first, many students later find that it helps them access global knowledge more easily. To succeed, learners need to develop their (17) ______ of English in academic situations such as giving presentations or explaining ideas. Schools are now creating (18) ______ to support students in learning different subjects through English. Students should pay attention (19) ______ using English regularly, especially when dealing with new knowledge. Some students say, "I wish I (20) ______ English fluently and naturally when I self-study all subjects online". Learning subjects in English also helps students become more familiar with academic terms and express ideas on different topics more confidently. (21) ______, they can connect ideas across subjects and perform better in international exams. With enough effort, learners can improve on (22) ______ own and take part in group discussions.