He observed a stranger _______ around the store at 12 p.m. last night.
| A．to hang | B．hang | C．hanging | D．to be hanging |
The most important thing ____ when ____an emergency is to stay calm.
| A．keep it in mind; deal with | B．keep in mind; dealing with |
| C．to keep it in mind; dealing with; | D．to keep in mind; dealing with |
---- Did Mary come to the party?
---- I don’t know. She _____ while I was out.
| A．might have come | B．might come | C．should have come | D．must have come |
The result is a better understanding of the world on all sides, ____ a future world_____ people from all countries are respected and different views and opinions are tolerated.
| A．lead to; that | B．leading to; that | C．leading to; where | D．to lead to; in which |
After the long journey, the three of them went back home, _____.
| A．hungry and tiredly | B．hungry and tired |
| C．hungrily and tiredly | D．hungrily and tired |
I _____ while watching the movie 2012 last night. Unluckily, my roommate woke me up.
| A．had fallen asleep | B．have fallen asleep | C．fell asleep | D．fall asleep |