—Were you in the library when Jack arrived there?
—Yes, but I _________ soon afterwards.
| A．had left | B．left | C．would leave | D．will leave |
___________ giving a general introduction to computers, the course also provides practical experience.
| A．In addition to | B．Except for | C．In exchange for | D．Due to |
The police set about arresting the suspect ______ they found enough evidence to prove him guilty.
| A．immediate | B．as long as | C．the moment | D．as far as |
It’s bad ___________ for a man to smoke in the public places where smoking is not allowed.
| A．behavior | B．manner | C．action | D．way |
The fire, believed todue to illegal construction on the building’s roof, was brought under control after an hour.
| A．have occurred | B．occur |
| C．have been occurring | D．be occurring |
The schools themselves admit that not all children will be successful in the jobs ______ they are being trained.
| A．in that | B．for that | C．in which | D．for which |