The doctor advised her to wear flat shoes________her back problem.
[2013·浙江卷] The only way to succeed at the highest level is to have total belief ________ you are better than anyone else on the sports field.
(2013·安徽,21)From space, the earth looks blue. This is ________ about seventyone percent of its surface is covered by water.
________ makes the book so extraordinary is the creative imagination of the writer.
Do not let any failures discourage you, for you can never tell ________ close you may be to victory.
(2013·天津,15)________ I want to tell you is the deep love and respect I have for my parents.