It ________ the friendliest service.  
#61887
A
is
B
wants
C
has
D
was
推荐题目
It takes ________ half an hour ________ on foot.
#56229
A
my, to get to school
B
me, going to school
C
my, going to school
D
me, to get to school
The workers are trying to ________ what’s wrong with the machine.
#52804
A
look for
B
care for
C
find out
D
take out
 The disabled people shouldn’t ____________. We should help them.  
#57220
A
look down on
B
be looked down
C
be looked down on
D
be looking down on