A．The first step toward establishing friendships with Westerners is to change the Western friendship styles.
B．The second is to remember that the Western friendship pattern is useful as a generalization, and  it is equally true for all Westerners.
C．Learning English well will definitely be helpful in making friends with Westerners because English is the language which has the largest number of native speakers.
D．One needs to be conscious of some social skills in cross-cultural communication, such as giving the benefit of the doubt.