A)Did mom call Sasha while he was visiting Food Fair?
B) Did mom call Sasha while he was visiting Food Fair or car exhibition?
C) While Sasha was visiting Food Fair,his mom called him,didn't she?
D) What was Sasha visiting? Или When did mom call Sasha?
E) Who called Sasha?
A) Were we sitting and talking in my study for a long time?
B) Were we sitting and talking in my study or living room for a long time?
C) We were sitting and talking in my study for a long time,weren't we?
D) How long were we sitting and talking in my study?
E) Who was sitting and talking in my study for a long time?