小题1:B
小题2:B
小题3:B
小题4:B
小题5:A
小题1:细节理解题，根据文中语句“Mary is an American schoolgirl.”理解可知。
小题2:细节理解题，根据文中语句“She is now in Beijing with her parents.”理解可知。
小题3:细节理解题，根据文中语句“Mary doesn’t know Chinese, but she is studying Chinese. She often speaks Chinese to her Chinese friends ,Sometimes they don’t understand her because she can’t speak Chinese well.
”理解可知。
小题4:细节理解题，根据文中语句“It’s Sunday morning .She goes out . She is walking in the street, She is going to the zoo to see elephants and monkeys,”理解可知。
小题5:细节理解题，根据文中语句“She is going to the zoo to see elephants and monkeys, but she doesn’t know how to get there .”理解可知。