可能是将来时,如:During the three days,we shall visit the Buckingham Palace,the British Museum and the Cambridge University.
可能是过去时,如:During the three days,we visited the Buckingham Palace,the British Museum and the Cambridge University.
可能是将来时,如:During the three days,we shall visit the Buckingham Palace,the British Museum and the Cambridge University.
可能是过去时,如:During the three days,we visited the Buckingham Palace,the British Museum and the Cambridge University.