---I heard Back Street Boys will sing at the New Theatre.
---Where did you _____ ?
| A．pick that up | B．put that up |
| C．make that up | D．take that up |
I was advised to arrange for insurance ____ I needed medical treatment.
| A．nevertheless | B．although | C．in case | D．so that |
They were surprised that a four-year-old boy should work out such a difficult problem ____ they themselves couldn’t.
| A．once | B．then | C．while | D．if |
I think you ought to end it ____ it is too late, or you’ll kill yourself.
| A．even if | B．before | C．so that | D．once |
The girl got herself into a serious situation ____ she was likely to lose control over the motorbike.
| A．where | B．which | C．while | D．why |
Girl ____, she is much naughtier than a boy.
| A．although she was | B．though she is |
| C．though was she | D．although was she |