In our international engagement, we will uphold principles, promote justice and practice equality. , we will advance and protect the rights and interests of developing countries.
Even the best writers sometimes find themselves ___ for words.
The old couple often take a walk after supper in the park with their pet dog ___.
At the end of the day he is totally ___ and sleeps well at night.
___experience, he is no more skillful than Alice in practical operation.
When we ___ electricity, we get heat from an electric heater.