–Shall we go and hello to the foreign teachers?–Good idea! Let’s go.A. sayB. speakC. talk

问题补充：

–Shall we go and hello to the foreign teachers?

–Good idea! Let’s go.

A. say

B. speak

C. talk

D. shout

答案：

(答案→)A. say

B. speak

C. talk

D. shout

解析：考查短语用法。say hello to sb. 是固定搭配，意为“向某人问好/打招呼”。