It is indicated in the last two paragraphs that
A．immigration is more a challenge than an opportunity.
B．immigration can be harnessed to serve the nation.
C．immigrants can hardly be assimilated into America.
D．the more immigrants America takes in, the better.

未分类题The new Pew report has found thatA．the two rumors about immigration are untrue.B．the immigration matters should be addressed.C．Hispanic and Asian immigration does not help America.D．Almost all immigrants have a strong sense of belonging.

单项选择题属氨基糖苷类抗生素的药物是( )。

未分类题精神分析心理治疗方法包括()。

未分类题According to the last paragraph, the oil 'supermajors' believe thatA．the emerging world needs more vehicles.B．the future of oil is bright in the emerging world.C．the demand for oil is the strongest in Asia.D．the thirst for fuel is impossible to be reduced.

未分类题性心理辅导的内容有()。