10、
Blank filling: (关系词或介词+关系词)
【1】He bought a teapot fashioned like a China duck, out of _______ open mouth the tea was supposed to come.
【2】This is the company’s annual report _______ I spoke yesterday.
【3】I do not consider myself qualified to pronounce on a matter _______ I have so little knowledge.
【4】I can’t understand the reason _______ customs formalities are still so irksome.
【5】_______ you still find out, all is how settled.
【6】This is not such an instrument _______ you showed us last time.
【7】There are occasions _______ joking is not permissible.
【8】The size of the audience, _______ we had expected, was well over twenty thousand.
【9】My grandfather, _______ is over eighty, still enjoys a game of golf though the course _______ he generally plays is a very hilly one, _______ is not good for his heart.
【10】_______ is often the case with a new idea, much preliminary activity and optimistic discussion produce no concrete proposals.