Animals should not be locked in cages; they should be in their normal _____.
#6909
A
environment
B
position
C
residence
D
dwelling
推荐题目
A dark cloud is a ________ of thunderstorm.
#6254
A
symbol
B
sign
C
mark
D
signal
A _____ carries all kinds of things , but no passengers.
#6474
A
goods’ train
B
goods train
C
good’s train
D
good train
---Don't be so naughty! Be your ________.---Got it. 
#5377
A
manners
B
age
C
behavior
D
politeness