Many people _______ English and German ______ in Germany.

从句式特征来看，不同的一项是（ ）

What those businessmen concern about primarily is whether they can ______ as much as possible from the project.

I believe you have seen our exhibits in the showroom.What is it________you’re interested in?[ ]

Have patience. It’s not a(n) ______ time to have a talk with him about the matter.[ ]