—Hello, Holiday Hotel. Can I help you?—Do you have a room      for this weekend? 
#44603
A
possible
B
useful
C
empty
D
available
推荐题目
—What colour is that teddy bear?   —Oh,      .
#45318
A
it's an orange
B
it's an orange teddy bear
C
it's orange
D
it's a teddy bear