______ you have tried it, you can’t imagine how pleasant it is. A. When. B. Because. C Although. D. Unless.
Parents always _______ great improvement in study ______their children.
―I’ve already made up my mind. ―________, there’s no point discussing it now.
Always receiving high praises form the manager, she is ________ her colleagues in the company.
It is reported that the government has ______ the poor in some African countries ______ food, clothes and medicine.
The whole book ________ twelve units, ________ two that are mainly for revision.