Nancy is _______ dancing, and she keeps dancing till midnight every day.
| A．curious about | B．crazy about |
| C．worried about | D．concerned about |
We had a really bad time about six months ago but now things are ____.
| A．looking up | B．coming up | C．making up | D．turning up |
Now that we ____ all the money, it’s no use turning on me and saying it’s all my fault.
| A．had lost | B．lost | C．have lost | D．lose |
Thank you for sending us ____ fresh vegetables of many kinds. You have done us ____ a great service.
| A．不填；a | B．the；a | C．不填；不填 | D．the；不填 |
___ nearly all behavior is learned behavior is a basic assumption of social scientists.
| A．/ | B．That | C．It is acceptable | D．When |
My command of English is not ____ yours.
| A．as half as | B．so half good as | C．good as half as | D．half so good as |