I will never forget the day _____ we worked together in London.
Though he graduated from a famous university, he was ______ failure as _____ teacher.
–My family had a free vacation in the beautiful city last weekend. We had a lot of fun there. -- _________.
Sometimes he was made in an embarrassing situation because he was always too_________ in his work.
We collected a lot of books to get the necessary information but only half _________helpful, so we failed to finish the work.
---The exam was easy, wasn’t it? ---Yes, but I don’t think _________ could pass it.