—Can I look at the menu for a few more minutes before I decide?
—Of course．____, sir．
| A．Take your time | B．It doesn't matter |
| C．Enjoy yourself | D．Make yourself at home |
——I can’t find my purse anywhere.
——You have lost it while shopping.
| A．may | B．can | C． should | D．would |
to reach them on the phone, we sent an email instead
| A．Fail | B．Failed | C．To fail | D．Having failed |
--May I ask a question after class, Sir?
--, but not during my lunch break.
| A． | I'm sorry | B． | Anytime |
| C． | Sure | D． | Go ahead |
In many places in China, bicycle is still poplar means of transportation.（）
| A． | a; the | B． | /; a |
| C． | the; a | D． | the; the |
Only when I left my parents for Italyhow much I loved them.
| A．I realized | B．I had realized |
| C．had I realized | D．did I realize |