问题

Only when he arrived home _____ that he had left his key in the office.
A:will he realize
B:he did realize
C:did he realize
D:should he realize
B:he did realize
C:did he realize
D:should he realize
正确答案是:
同类题型
Parents are coming back, and you’d better ________these things, or the room is in a mess.
________ does he often go to Beijing—By plane.
Along with the letter was his promise he would visit me the New Year.
such a nice place,” Mother said as she sat at the table______ for customers.
now, they _______enough money for students whocan’t afford to go to school.