. You _____ return the book now. You can keep it till next week if you like.
190. The famous scientist began the research whichhis new discoveries.
189. Albert Einsteinthe rest of his life quietly in a small town in the USA. A. cost B. took C. lead D. Lived
188. John _____ on the desk the compositions he had written, and then _____ for a rest.
154. The primary school pupil________us through the narrow streets to the central mosque.
155. The teacher was a little angry because the students didn’t _____ their exercise books on time.