Knowing how long the test would last, the students who finished ____ back and waited until the end of the exam.
In face of _____failure, it is the most important to keep up _____ good state of mind.
----I’m going out tonight. ----Well, I’d rather you _________.
Most people are _________ bringing down the price of housing as it is too high.
Many social services are provided by ________ societies and organizations that don’t expect any material payment
. I suggest you buy this one . It is ________ more expensive but it can be used for a longer time .