A lot of foreigners__________ familiar with the famous places of interest in China.
#43802
A
am
B
is
C
are
D
be
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 I think maths ____ very interesting. 
#86167
A
are 
B
is 
C
sound 
D
seem
All that can be eaten ____ eaten up.
#86138
A
arebeing
B
hasbeen
C
hadbeen
D
havebeen
 Every boy and every girl in our school _____ to join one or two clubs according to their hobbies.
#85738
A
are encouraged
B
encourage
C
is encouraged
D
is encouraging