The manager told us that very little ____ was made of the waste material in the past.

Mary is fond of the dress in the store, but it is too expensive, so she won’t take it without a _____.

Mr. Green’s tight _______ made him put off his trip to China.

 I’ll look into the matter as soon as possible . Just have a little        .

Many experts stick to the view _____ teacher development is _____ the key to quality education lies.