It took me quite a long time to develop a voice, and _______ I have it, I am not going to be silent.
| A．now that | B．unless |
| C．so that | D．although |
______ such experience will constantly trouble you in your business.
| A．Lacking | B．Lack | C．Being lack | D．To be lacked |
In history, every great culture had its own ideas of beauty ______ in art and literature.
| A．expressed | B．to express | C．being expressed | D．to be expressed |
In summer, iced sweet food is really ______ to children.
| A．constant | B．attractive | C．impressive | D．direct |
— Would you mind my challenging you to a game of chess?
— ______.
| A．No, never mind | B．Yes, you are welcome |
| C．No, go ahead please | D．Yes, I’m expecting |
______ proves that Jack is really enthusiastic and cautious.
| A．It happened that | B．When it happened | C．What happened | D．That has happened |