单项选择题
A．vague B．difficult C．confusing D．clearly defined
A．to show his friendliness to her B．to show his interest in reading C．to tell her about the importance of the UN D．to let her write her name and address inside
A. when did you get back B. What a surprise I got C. How I admire you D. I am Tom E. got hold of F. got through G. this is Tom H. tried to contact you