— According to my grandma it is a good idea to eat chicken soup when you have a cold.—

问题补充：

— According to my grandma, it is a good idea to eat chicken soup when you have a cold.

— , scientists agree with her.

A. Sooner or later

B. Once in a while

C. To be exact

D. Believe it or not

答案：

A. Sooner or later

B. Once in a while

C. To be exact

(答案→)D. Believe it or not

解析：

这题考查交际用语：A. Sooner or later迟早，B. Once in a while偶尔，C. To be exact确切的说，D. Believe it or not信不信由你。句意是：--我奶奶说，感冒了喝鸡汤比较好，信不信由你，科学家们也和她的看法一致。选D。