一、单项填空(共15小题;每小题1分，满分15分)
请认真阅读下面各题，从题中所给的A、B、C、D四个选项中，选出最佳选项。
( )1. Brian is gifted in writing music: he is very likely to be Beethoven.
A. a B. an C. the D./
( )2. Shanghai is about 1，460 km away from Beijing and it's nearly a ride by high-speed train.
A. six hours B. six-hour's C. six-hour D. six-hours
( )3. You be Carol. You haven't changed a bit after all these years.
A. must B. can C. will D. shall
( )4. "There's no reason to the suspect is lying, " said Sherlock.
A. suppose B. support C. survey D. surprise
