People say, “Guilin’s scenery is matchless in the world.” It was not until I visited the place _____ I found it really worthy of the reputation.

I think we should________a good attitude towards failures and try to deal with them with a calm and cool mind

known to all language learners, newly learnt words will soon be forgotten unless ______.

It is very important for us to_______ between good and bad

ve a big mouth, Li Fei You ________ have toldeverybody the secret