I must think of a proper gift for my mother，       won’t be expensive but will make her happy.

It is not always easy for the public to see _______ benefit a new invention can be of to human life.

$100 will allow a woman ________ is a trained tailor to make some income, ________ her and her family a better future.

This is the least wonderful TV play ___.

If Simon          hard, he          better results in English.