---The current international financial crisis is affecting most countries in the world.

问题补充：

---The current international financial crisis is affecting most countries in the world.

---Would it be at least several years everything returns to normal?

A. when

B. that

C. since

D. before

答案：

A. when

B. that

C. since

(答案→)D. before

解析：可联系答.案.网客服索取。