Neither side is prepared to talk to________unless we can smooth things over between them. (2010·大纲全国Ⅱ,12)
The man put out the cigarette when _______ that smoking was not allowed on the train.
Cherry was afraid she wouldn’t fit in at her new school, ______ she made friends quickly.
With the rise of modern communication tools, handwritten letters ______ by emails.
---Have you seen Jane this week?---No, but I ________ her call on my way to work this morning.
______ well, you need to have a good sense of balance.