—May I ask you _____ questions about your vacation plans?—Of course.

—— Is Maria an outgoing girl?----- No, she is a little ____ .Her face always turns red when she speaks in class.

—What kind of house would you like? ,—I’d like __________with a garden in front of__________.

 --- How is the _______ in Hangzhou ? --- Awful. There are always long lines of cars on roads .

It’s not safe(安全的) for an ________ child to swim in the river.