---Is there anything wrong, Bob? You look sad．
---Oh, nothing much．In fact, I of my friends back home．
| A．have just thought | B．was just thinking |
| C．would just think | D．will just be thinking |
It was during World War II, ____ he was in his early twenties, _____ he joined the British Army.
| A．that; when | B．when; that | C．when; when | D．that; that |
_____ the fact that doctors have warned that smoking causes cancer, people still keep on smoking.
| A．Due to | B．Thanks to | C．Because of | D．In spite of |
_____ all my colleagues, I’d like to show all my sincere thanks to you for your devotion to our research.
| A．In case of | B．In memory of | C．In honor of | D．On behalf of |
It is typical of him to go to bed without washing his feet,
which his roommates can’t _____.
| A．put up with | B．make up of | C．decide on | D．look forward to |
Typhoon Morakot swept across Taiwan on August 8, 2009_____ hundreds of people dead or missing.
| A．leaving | B．Left | C．to have left | D．having been left |