__________at the gate of the theater, Susan found the ticket for the play was left at home.
| A．To arrive | B．On arriving | C．As arriving | D．While arrived |
___ great the demand to succeed, one should never abandon his moral and social consciousness.
| A．Now that | B．As if | C．Although | D．However |
____the problem, it follows that we must develop a plan of action.
| A．Recognizing | B．Having recognized | C．Recognized | D．Having recognizing |
---Mr. Wu, can I have a look at the scores?
---Well, you are a senior, so I_____ hardly remind you that the scores are not open to students.
| A．can | B．need | C．will | D．shall |
Russia’s cutting off the gas supply raised a major concern to the European Union, ______ a number of member states are increasingly dependent on one single supplier.
| A．whose | B．that | C．where | D．which |
US Apple decided to expand its business in China in response to an increasing demand ______ digital product.
| A．of | B．from | C．to | D．for |