题目内容：

A．When are you leaving?

B．How will you improve it?

C．I have traveled to many places.

D．Where would you like to visit?

E．But I have changed a lot in the past few years.

F．I like places where I can meet a lot of people.

G．If I were you，I'd visit a tourist spot like Piazza San Marco in Venice.

A：Summer holidays are coming.What are you going to do?

B：First I will finish my homework，and then I want to improve my English.

A：76.1.

B：By speaking English every morning and listening to some English radio programs.By the way，what are you doing for the holidays?

A：I will take a trip with my parents.

B：77.2.

A：I'd like to visit somewhere peaceful.

B：78.3.

A：But such a tourist spot is always very crowded.

B：It sure is.79.4.

A：Lisa，you seem to be very outgoing now，but you used to be shy，didn't you?

B：Yes，I did.80.5.

A：So you have.