Read the passage and choose the most suitable word to fill in the blank (1). Dear wonderful child, Christmas is right around the corner, and things are getting exciting here at the North Pole! This year we finished building our new state of the art research and development center where my elves create (1) _____ most spectacular and innovative toys! I’ll bet you didn’t know the elves study hard every year at North Pole University to keep up with the latest techniques in toy making. How about you? What subjects do you enjoy (2) _____ at school? One of the things that (3) _____ me happy is to see you setting goals and trying your best to achieve them. I know it’s not easy sometimes, (4) _____ you’re doing such a great job! That’s why I’m excited to bring you special presents for Christmas. Remember, you have to (5) _____ fast asleep when I come. Keep up the great work and never give up! Merry Christmas and see you soon! Love, Santa Claus. The best answer for (1) _____ : A. no articles B. a C. an D. the