Which country is the most popular destination for business meetings?

Which country is the most popular destination for business meetings. Make a comparison with expensive. Who is one of the most famous actors i the harry potter movie series. Make a comparison with the adjective old. Give an example with : to be a class act. Give the comparative form of high. What is the largest city in your country. Give the missing adjective - worse - worst. Which one of these idioms means to be successful? To be a class act to find one's match to go places. Mention the best tennis player in your country. Give the superlative form of hot. Is the word popular a true or a false cognate. Which is the most peaceful country in the world. Which river is longer, the amazon or the nile. Which country has the cleanest air. What is the tallest mountain in the world. What is the oldest city in your country. Me pueden ayudar con esas preguntas.