When somewhat better ________ academically, he returned home to continue his research.
Difficult _____ in practice, this new technique hasn’t been applied.
— Did you watch the sunrise of Mount Tai last weekend?— Yes. Luckily enough, when we climbed to the top of it, the thick fog began to _____ .
— Come on! Let’s go to the net bar.— What? _____ you ever want to do is going online.
Realizing the great renewal of the Chinese nation is just _____ we call “China dream”.
— No words are strong enough to express our thanks for your help.— _____.