Chinese Vice-Premier called on Thursday for______ all-out effort to ensure ______ food and drug safety.
227. It is necessary that the question _______ at once.
226. Einstein lived the rest of his life quietly in America and _____ American nationality in 1940.
225. I didn’t hear the phone last night. I _____asleep.
224. The murderer was brought in, with his hands _____ behind his back.
223. It was soa story that quite a few children were __________to tears.