(2013·济南一模)________ you are unable to deal with it, perhaps we should ask someone else for help.
A．Although B．While
C．Since D．Unless
(2013·青岛一模)You seem to have a readymade answer ________ I ask you a question.
A．whenever B．whatever
C．whichever D．whoever
(2013·日照一模)—What has made John look like lacking sleep?
—________ he had to prepare for the coming exam and stayed up last night.
A．For B．Because
C．That D．What
(2013·四川省巴蜀名校一模)Everyone is different and that is ________ makes our world much better.
A．that B．which
C．who D．what
(2013·江西抚州五校高三一模)The most impressive sites of Chishui Danxia are its various waterfalls, ________ the Shizhang Waterfall is the largest one.
A．for which B．in which
C．from which D．of which
(2013·河北高三教学质量检测)Many people tried to leave the country, ________ there was much violence and a serious shortage of food supply.
A．where B．which
C．that D．what
