How many working languages of the United Nations are there ?
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Over __% mails are written by English and about __% broadcast is spread in Englsh.
A. 60.70
B. 70，60
C. 60，60
D. 70.70
What does WTO stand for according to the video ?
A. World Trade Organization
B. World Transport Organization
C. World Translation Organization
D. World Tourism Organization
According to WTO, China will become the largest tourist country in____?
A. 2020
B. 2022
C. 2030
D. 2040
Which country was the first tourist destination for Chinese in 1980s ?
A. Thailand
B. USA
C. Japan
D. UK
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