Mrs. Smith was amazed at how much French the children had ______ in the short time when she had taught them.
Getting good marks is about _______ to prepare for and to write exams but not just about ______facts you know.
The consequences of our actions are unbelievably complicated and diverse _______ predicting the future is a very difficult business indeed.
DuoDuo is a great lone traveler crossing borders of nation, language and history, as well as a determined predictor of some of the most basic, universal human values that _____ in our troubled modern times.
Attention! _________ in the form right now, making sure that every detail supplied is accurate.
Relations between China and Africa are based on a balance of interests and ________ the needs and demands of developing countries.