b) 25
c) 50
d) 75
2. … is the official residence of the Queen.
a) St. James’s Palace
b) Buckingham Palace
c) The Tower of London
d) The Palace of Westminster
3. … flows through London.
a)the Thames
b)the Mississippi
c)the Severn
d)the Danub
1.c
2.b
3.a
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1)The USA consists of 50 states.
2)Buckingham Palace is the official residence of the Queen.
3)The Thames flows through London.