When he learned of the usefulness of foreign languages, he______studying English with grea

This type of learning, however, is called conditioning. The animal simply learns that when

What can we learn about the man at the beginning of the conversation？A．He is eager to work

How had the man learned about the museum？A．He took a tour of the city.B．He read an article

We can learn from the survey that when they travel abroad,A．most of the British prefer to

What is more difficult for students when learning to complain？A．The linguistic part of the

The author thought highly of the American way of learning. in contrast he had a negat