. He _____ have completed his work; otherwise he wouldn’t be enjoying himself by the seaside.
| A．should | B．must | C．can’t | D．wouldn’t |
All of ______ sudden someone shouted, “It is time to put ______ end to the meeting.”
| A．a;an | B．a; / | C．/; an | D．/; / |
The lady said she would buy a gift for her daughter with _____.
| A．20 dollars remained | B．20 dollars to remain |
| C．remained 20 dollars | D．remaining 20 dollars |
_____ she was sick, I was expected to take his place greatly surprised me, for I didn’t have much work experience.
| A．That if | B．That | C．If that | D．If |
—Did you have any difficulty catching yesterday’s lecture?
—No. The professor spoke very clearly to make his speech easy _____.
| A．understood | B．understanding | C．to be understood | D．to understand |
After months of voyage, Columbus arrived in _____ later proved a new continent.
| A．where | B．which | C．what | D．that |