题目内容
（请给出正确答案）
What have the researchers discovered in the Arctic？
A．The ice and cold water in the region contain banned toxic chemicals.
B．Poisons stored in the region are leaking out due to global warming.
C．The amount of toxic chemicals in the region could destroy all mankind.
D．The ecosystem in the region has been changed by rising temperatures.
如果结果不匹配，请 联系老师 获取答案
更多“What have the researchers disc…”相关的问题
Less developed countries ______.
A．devote a large portion of their budget to applied research
B．realize that progress depends on basic research
C．encourage their career scientists to experiment
D．devote less than 70% of their scientific budget to basic research
A.It usually requires an analysis of financial demand.
B.It is composed of research and graduate types.
C.Its amount ranges from $ 600 to $ 800.
D.Only full-time graduate students are qualified for it.
A.at…at
B.at…with
C.at…with
D.with…at
A.having has
B.have
C.had have
D.have had
A.in which
B.in what
C.of what
D.of which
A．They have to finish it quickly.
B．They have to use what they have.
C．They have to work hard and do their best.
D．They must redo the project and hope it improves.
Bully problem is definitely more serious than what these surveys' figures have shown.
A．Y
B．N
C．NG
What attitude should we have towards the globalization process？
A．Disapproving.
B．Pessimistic.
C．Critical.
D．Indifferent
A．They seem satisfied with what they have done.
B．They have called all club members to contribute.
C．They think the day can be called a memorable one.
D．They find it hard to raise money for the hospital.
A.who
B.which
C.that
D.what
