—It's said that scientists have ______ a

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问题选择题

— It's said that scientists have ______ a way to deal with H1N1 (甲型H1N1流感).

— Really? That's great! [ ]

A. caught up with

B. come up with

C. agreed with

D. kept up with

答案

答案：B

选择题

A．E₁=E₂，U₁＜U₂

B．E₁＞E₂，U₁=U₂

C．E₁=E₂，U₁＞U₂

D．E₁＞E₂，U₁=U₂

单项选择题

(1)下岗待业 (2)重新就业 (3)培训学习 (4)人员过剩 (5)优化组合

A．(3)—(2)—(4)—(5)—(1)

B．(5)—(4)—(1)—(3)—(2)

C．(3)—(2)—(1)—(5)—(4)

D．(5)—(3)—(4)—(1)—(2)