Find one mistake in the four underlined parts of each sentence. Write your answer (A, B, C or D) on your answer sheet.

Nam didn’t know ______________ to find more information about the course.

“I’m working in London now,” Nam said.

Children’s education is changing rapidly today. In the past, teachers made children to sit still for hours. They made them memorize all sorts of things. In other words, children had to go on repeating things until they knew them by heart. Today, many teachers wonder if it is possible to make children learn at all. They say you can only help them learn. They say you must let children learn and discover things for themselves.

What did teachers make children do in the past?

I come from Switzerland. I came to London six months (26) ______to learn English. I haven’t met many English people yet, only my teachers. I started learning English at school in Switzerland (27) _______ I was eleven, so I have learnt it for nearly ten years. At first in London, I couldn’t understand anything, but now my English (28) ______ improved. I have just taken an exam. If I pass, I (29) _______ into the next class. I’m excited today because my parents will come tomorrow to stay with me for a few days and I (30) _______ them for a long time. They have never been to England and they can’t speak English.

(26) ___________