2. Explain the difference in meaning between the sentences. 1. a. Have you read Oliver Twist.
b. Have you been reading Oliver Twist?
2. a. We arrived at the hotel early in the morning.
b. We had arrived at the hotel before the demonstration began.
3. a. Maria went out when George rang up.
b. Maria had gone out when George rang up.
c. Maria was going out when George rang up.
4. a. I had read the report before I went to bed.
b. I had been reading the report for an hour when she came back from the theatre.
5. a. This time next summer we will be taking our entrance exams.
b. By next July we will have passed our entrance exams.

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This is Moscow,the capital of Russian Federation.The main sight of this city is fortress in the center of Moscow-Moscow Kremlin. This is Saint-Petersburg.You should visit the Winter palace,in the past it was the main emperor's palace of Russia,which is located on Palace square,2/palace embankment,3. The next stop is Kazan!There is Kul-Sharif-the main mosque of Tatarstan republic.The height of the temple is 55 meters. The last stop is Volgogad.This is hero city!Its main sight is Mamaev Kurgan.The hill on right bank of the river Volga in the central district of Volgograd,there were severe fights during Stalingrad fight from September of 1942 to January 1943.