The world is changing fast.I strongly believe that one will easily fall behind__

题型：月考题难度：来源：

The world is changing fast.I strongly believe that one will easily fall behind____he keeps on leaming. [ ]

A. unless
B. if
C. when
D. as

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举一反三

All the substances,______ solids,liquids or gases,are made up of entirely atoms.   [     ]
A. whether they
B. whether
C. whether are they
D. whether are

题型：专项题难度：| 查看答案

The piano in the other shop will be _____,but ______ [ ]

A. cheaper;not as better
B. more cheap;not as better
C. cheaper;not as good
D. more cheap;not as good

题型：专项题难度：| 查看答案

All the photographs in this book, _______ stated otherwise, date from the 1950s.[     ]
A. unless
B. until
C. once
D. if

题型：陕西省高考真题难度：| 查看答案

It never occurred to me ____you could succeed in persuading him to change his mind.     [     ]
A. which
B. what
C. that
D. if

题型：同步题难度：| 查看答案

_____his bookishness, curiously little is known about the world view of Gordon Brown, the first British
Prime Minister, said to be a real intellectual in decades.   [     ]
A. Though
B. As
C. In spite that
D. Despite

题型：同步题难度：| 查看答案