( ) 是第一个使用蒙特卡洛树搜索的围棋程序,在 9×9的棋盘上击败了职业选手。
A. GNU Go
B. Mo Go C、
C. DeepZen Go
D. Alpha Go
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Since small talk is usually about unimportant things which people feel comfortable to talk about, which of the following topics do you think are NOT appropriate for small talk?
A. weather
B. food
C. traffic
D. religion
E. jobs
F. age
G. H. a person's skin color
H. I. political views
I. J. where a person comes from.
J. K. pets
What do active language learners do when they are stuck (e.g. when they can’t think of the right word to express themselves)?
A. They draw pictures to help understanding.
B. They use gestures and body language to convey meaning.
C. They use facial expressions.
D. They look up every new word in a dictionary.
E. They use the words they know to express a difficult word or idea.
F. They do nothing.
According to the video, which two of the following are more appropriate or cheaper ways to book a room?
A. online
B. at the front desk of the hotel
C. through mobile apps
Which two of the following room reservations can help you save more money ?
A. bundle
B. reward program
C. making the reservation over the phone