The Great Wall is __________ tourist attraction that millions of people pour in every year.
#67102
A
so well-known a
B
a so well-known
C
such well-known a
D
a such well-known
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The film _________ a novel by Sinclair Lewis.
#68904
A
is based on
B
based on
C
basing on
D
base
I will thank Mary for her having offered to ________the baby while I went out. 
#75937
A
have an eye for
B
keep an eye out for
C
keep an eye on
D
cast her eye over