It seven years the panda had her first baby panda.
A. was， since B. is， after
C. was， after D. has been， since
---Where is your father?
---He Hongkong. He Hongkong for three days.
A. has gone to ， has been to
B. has gone to ， has been in
C. has been to ， has been in
D. has been to ， has gone to
—I have collected some information on the Internet. Would you tell me________next ?
—Make a chart.
A. what to do B. what to do it
C. how to do D. when to do it
Which of the following signs can you often see next to a lake?
—Have you finished writing the letter ________?
—Not ________.
A. just； already B. already； just
C. ever； just D. yet； yet
American First Lady Michelle Obama arrived ___ China ___the afternoon of March 20，2014.
A. on， on B. in， on C. in， in D. at， in
