151. In the past few years, the Chinese _____ has achieved many successes in diplomacy, economics and many other respects.
University is ______ most worthwhile time of discovery and learning, and it is also ______very enjoyable and valuable experience for every one of us.
— How do you find your trip to the Great Wall?— We had an awful time! ______, George got sick the day we arrived.
It was in the wooden house______ a businessman built by collecting funds______ the great scientist carried out the experiment that made a difference.
----To build a factory is beneficial to the locals, but on the other hand, it will be not environmentally friendly. ---- That’s_____ environmental protection organizations disagree.
I know what we're doing is legal, but ____ it doesn't feel right.