【单选题】—Mary's been offered a job in a university, but she doesn't want to take it. —________? It's a very good chance.
【单选题】维生素D缺乏性佝偻病颅骨软化常见发生在( )
【单选题】—How much does a radio like this cost? —__________.
B.
it’s of very good quality
C.
About eighty-five dollars
D.
It depends on how you like it
【单选题】We have to think very carefully before we take any action, because it's a very serious/u&g
A.
We have to think very carefully before we take any action, because it's a very serious/u> situation we have encountered. A.ideal