--- Really? Who will give ______ lecture? What is it about? --- Professor Chen, ______ President of Peking University, about pollution.
We've made our plans, and now we must put them into __________. A. fact B. reality C, practice D. deed
— You look tired. Shall we stop to have a break? —__________ I can hardly walk farther.
To their disappointment, the couple __________ the house but couldn't find the missing ring, which was to bring them into great trouble.
The old road has now been __________ since the highway was open to public use.
—Have you heard of the North Korea's nuclear test? —Yes,________ news came as ________ shock to me.