This kind of flower is _______ than that one.

In our class, 85% of the students take the bus to school. So _______ students in our class get to school by bus.

When it comes to the civil war in Syria, the US government’s attitude towards it has experienced a(n)_______ change , which may have a positive effect on Syria present situation.

We have to give the users something new ________ what we’ve already offered, which is the only way to broaden the appeal of the website

________ failure are clearly defined andmeasured.