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1.Where ___he (arrive) yesterday? 2. She (not remember) this rule.
3.Alex (can) drive the car next year. 4.This work (finish) by them tomorrow by 6 o’clock.
5.The concept of a computer (invent) in the 19th century. 6._____you like this invention?
7.He (discuss) the problem with people before he (take) a decision yesterday.
8.I(not yet receive) an answer to the letter. 9.When I (wake) up yesterday, mother already (go) to work.
10.They (be) to the Hermitage last week.