He found it impossible to please his boss; ____, he quit the well-paid job.
| A．however | B．even so | C．otherwise | D．thus |
________your help，how could I have passed the difficult interview!
| A．But for | B．Thanks to |
| C．Owing to | D．As to |
Nowadays everyone is responsible for________a harmonious society in China.
| A．making up | B．taking up |
| C．opening up | D．building up |
Progress so far has been very good.We are________confident that the work will be completed on time.
| A．otherwise | B．therefore |
| C．however | D．somehow |
He got completely______ when he saw both Lucy and Lily, who are twin sisters.
| A．confusing | B．confused | C．confuse | D．confuses |
It was______ your timely help that we accomplished the task on time.（2010·01·山西运城检测）
| A．because | B．thank | C．thanks to | D．as |