—Simon,I wonder _______.—Last Saturday.
问题:
—Simon,I wonder _______. —Last Saturday.
A.when the foreign visitors arrived
B.when did the foreign visitors arrive
C.when the foreign visitors will arrive
D.when will the foreign visitors arrive
—Simon,I wonder _______. —Last Saturday.
A.when the foreign visitors arrived
B.when did the foreign visitors arrive
C.when the foreign visitors will arrive
D.when will the foreign visitors arrive