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单项选择题

Questions 12 to 15 are based on the passage you have just heard.

A．They refer to transgenic organisms.
B．They are harmful to the environment.
C．They are grown in green and clean ways.
D．They are grown with less harmful chemicals.
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热门试题

单项选择题A．The most successful days with lots of honor.B．Very gloomy days due to a broken marriage.C．A dark period with a lot of failures in her life.D．Fancy days with lots of amazing experiences.

A．The most successful days with lots of honor.
B．Very gloomy days due to a broken marriage.
C．A dark period with a lot of failures in her life.
D．Fancy days with lots of amazing experiences.

单项选择题A．Historical difference between sexes has partially vanished.B．SAT, EXPLORE, and ACT are substitutes for TIP.C．Only gifted male can score in the top 5% in America.D．TIP is better than SAT in selecting the talented students.

A．Historical difference between sexes has partially vanished.
B．SAT, EXPLORE, and ACT are substitutes for TIP.
C．Only gifted male can score in the top 5% in America.
D．TIP is better than SAT in selecting the talented students.