There were no other houses beyond her garden, ________ made it seem like her house lay at the end of the world.

Only when we have strong confidence, courage and strength, ________ overcome all the difficulties.

The project will help people understand the many threats to the natural environment ________ endangered plants and animals live.

I ______ Peter with his work, but I had a lot of things to do myself.

For a moment nothing happened; then______ from the excited audience.

(2013·辽宁五校第一联合体高三考试)—Children must have access to good books.
—I can't agree more. Reading is to the mind ________ food is to the body.

(2013·甘肃河西五市二模)Look! The ground is wet. It must have rained last night, ________？

(2013·安徽江南十校联考)Suppose we meet with a situation ________ none of us can deal with, what then?

(2013·江苏苏、锡、常、镇一模)Time is of no importance to great thoughts, ________ are as fresh today as when they first passed through their authors' minds, ages ago.

(2013·辽宁五校协作体一联)Willpower is a kind of quality, ________ is ________ it takes to do anything well.