She liked the article so much that she ________ her own work and copied it down.
228. Oh, the classroom is so dirty. It needs ______ before we begin our class.
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.