_______ his scientific work, he has no time to care for his family affairs, _______, of course, his wife always complains about.
| A．Devoted to; which | B．Devoting to; which |
| C．Being devoted to; that | D．Devoting to; that |
I hope you don’t mind me asking, ________ where did you buy those shoes?
| A．so | B．and | C．yet | D．but |
News reports say peace talks between the two countries _______ with no agreement reached.
| A．have broken down | B．have broken out | C．have broken in | D．have broken up |
. The mother didn’t know ___ to blame for the broken glass as it happened while she was out.
| A．who | B．when | C．how | D．what |
The flu is believed _______ by viruses that like to reproduce in the cells inside the human
nose and throat.
| A．causing | B．being caused | C．to be caused | D．to have caused |
It’s bad _______ for a man to smoke in the public places where smoking is not allowed.
| A．behavior | B．action | C．manner | D．movement |