VIII Fill one mistake in each sentences and correct it. 1. Our foreign teacher asked us to tell some variety of English A B C language that are the most common in the world. D 2. The vocabulary of English is very open because it has lent many A B C words from other languages. D 3. My 10-year-old niece is bilingual, and she can speak Vietnamese A B and Russian equally competent. C D 4. If I went to Thailand, I would tried to pick up a bit of Thai because A B C I like Thai language. D 5. Do you remember the year which you started learning the first A B C English course at the British Council? D