I’ve had such a fun time, reading Harry Potter with my friend, __________we are both sad that it has come to an end.
#4724
A
which
B
that
C
what
D
as
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 Richard was called in by the police to answer questions _______ the disappearance of Thomas Ripley, whose relatives were so ______ his present situation.
#4655
A
concerning; concerned about
B
concerned; worrying about
C
with regards to; concerned
D
regarding; concerning about
——Hi, Steve, you look tired.——I am tired. I ______ the living room all the afternoon.
#4727
A
painted
B
had painted
C
have been painting
D
have painted
On Halloween, Children in costumes ask for candies ____________ shouting “ Trick or Treat”.
#4612
A
from door to door
B
from one door to door
C
from one door to one door
D
drom door to another