_______the Second World war broke out?
| A．When it was that | B．When was it that | C．When was that | D．When was it |
Dressing is a task which we do everyday as a matter of _______.
| A．routine | B．schedule | C．habit | D．manner |
Juniors begin to attend job fairs in the university, and surveys conducted in other universities have reported similar ________.
| A．outcomes | B．consequences | C．effects | D．findings |
—Dad! I hate studying, and I want to drop out of school.
—Quit halfway? ________. Oh, sorry, I didn’t mean to be rude.
| A．Think twice | B．Go to hell |
| C．Really? | D．Don’t talk that tone with me. |
—How about your negotiations?
—Pretty successful. Full exchanges of opinions allowed both sides of us to better understand ______ each stood on many issues.
| A．where | B．that | C．what | D．which |
The UN has warned that,_____ natural systems like forests and wetlands disappear , mankind is losing the services they provide such as protection from extreme weather.
| A．while | B．once | C．when | D．as |