单项选择题
M: I’d like to have a copy of Professor Smith’s book on English dialects. W: I’m sorry, sir. That book has been out of stock for some time now.
A. In a library. B. In a classroom. C. In a bookstore. D. In a hotel.
A. They are accurate and easy to pull. B. Their shooting range is 40 yards. C. They are usually used indoors. D. They took 100 years to develop.
A. Five days. B. Six days. C. Seven days. D. Four days.