To tell ______ truth, he is at ______ loss what to do currently．
| A．/; a | B．the;/ | C．the; a | D．/;/ |
--- Would you please give me a hand and take the bookcase upstairs?
--- _______.
| A．With pleasure | B．My pleasure |
| C．Of course I do | D．Yes, that’s all right |
The flowers were so lovely that theyin no time.
| A．sold out | B．had been sold out | C．were sold out | D．would sell out |
the day went on, the weather got worse.
| A．With | B．When | C．While | D．As |
Only when I left my parents for Americahow much I loved them.
| A．I realized | B．I had realized | C．had I realizd | D．did I realize |
My parents live in a small village. They always keep candles in the house ____ there is a power cut.
| A．if | B．unless | C．in case | D．so that |